HPC_ATTACH WALKER HOUSE DRAFT REHAB PLANS 31126.PDF

City of Tempe — Historic Preservation Commission Meeting (2026-03-11)

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RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
G-01
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Cover Sheet
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
OWNER: 
Tempe City Of
 
31 E 5th ST,
 
MS 01-08
 
Tempe AZ 85281
 
contact: German Piedrahita
 
phone:  480.350.8160
 
german_piedrahita@tempe.gov
ARCHITECT: 
Motley Design Group LLC
 
1114 Grand Avenue
 
Phoenix, AZ  85007
 
contact: Robert Graham AIA
 
phone: 602.254.5599
 
rgraham@motleydesigngroup.com
CIVIL ENGINEER: 
K-Tech Engineering & Design, LLC
 
5715 E. Estrid Circle
 
Scottsdale, AZ  85254
 
contact: Dennis Knudsen, P.E.
 
Phone: 602.391.5808
 
KTech.dennis@gmail.com
STRUCTURAL ENGINEER: 
Slaysman Engineering Company
 
1430 N. 5th St.
 
Phoenix, AZ 85004
 
contact: Melvin Slaysman, P.E.
 
phone: (602) 280-7777
 
mel@slaysman.org
ELECTRICAL ENGINEER: 
Welch + Sandon Design LLC
 
4864 E. Baseline Rd.
 
Suite 103
 
Mesa, AZ 85206
 
contact: Brian Sandon
 
phone: 480.641.6383
 
brian@welch-sandon.com 
MP ENGINEER: 
Mechanical Designs. Inc.
 
7227 N. 16th St, Suite 200
 
Phoenix, AZ  85020
 
contact: Justin Grimmett, CPD, LEED AP
 
phone: 602.943.6608
 
justin@mechdesigns.com
Project Name:  
Harry Walker House Rehabilitation
Scope of work: 
Project Address:  
21 E 5th Street Tempe AZ 85281
Assessor's Parcel Number: 
132-27-039
S/T/R: 
15 1N 4E
Legal Description:  
CITY HALL COMPLEX MCR 991-31
Use:   
Business
Existing: 
Vacant, formerly Restaurant (Historic House)
Proposed: 
No change of use in this phase
Zoning:  
CC (City Center)
Site Area: 
120,565 sq ft (2.77 acres)
Total Net Building Area: 
956 sq ft
 
 
No change in net floor area proposed
Building Gross Area: 
Enclosed 
 
1,120 sq ft
 
Covered Porch 
182 sq ft
 
 
TOTAL 
 
1,302 sq ft
Building Floor Area: 
1,120 sq ft
City Center Requirements & Transportation Overlay District:
Residential Density (DU/acre): No Standard
Building Height Max: 
50 ft
Building Height: 
22 ft 
(Needs Checking)
 
No change in building height proposed
Max. Lot coverage (%): 
No Standard
 
 
Proposed: (Input in % and sq ft)
Engineered Shade: 
sq ft
Min. Landscape Area (%): 
No Standard
 
Proposed: (Input in % and sq ft.  Provide a 
separate number for landscape area in rights-of-way (square-footage))
Setbacks:
 
Front min.: 
0 ft
 
Parking and Maneuvering: 20 ft
 
Front max.: 
0 ft (may be increased up to 20 ft for outdoor seating 
and patio dining)
 
Side min.: 
0 ft
 
Street Side: 
0 ft
 
Rear min.: 
0 ft
Parking Standards: 
First 5,000 sq ft waived.
 
 
1 space per 500 sq ft thereafter
Parking Required: 
0 spaces
This Project
Tempe
City Hall
5th Street
S Mill Ave
Light Rail
S Forest Ave
6th Street
1
A-10
4
A-10
2
A-10
A
A-07
1
2
3
4
A-08
+0" T.O.C.
E
Detail or
Enlarged Plan
Number
Sheet Number
Detail Number
Sheet Number
Elevation Height
Area of Interest
Section Letter
Sheet Number
Detail Number
Sheet Number
Cutline
Wall Reference
Letter
Note Reference
Number
W01
Window Reference
Number
D01
Door Reference
Number
Interior Wall
Elevation Number
Sheet Number
Reference
Datum Level 
Elevation Datum
Symbol
Wall Type / Construction
Symbol
Elevation, Floor or 
Section Plan Notes
Window Symbol
Door Symbol
Detail Cut Symbol
Section Cut Symbol
Detail Cut Symbol
Detail or Enlarge Plan 
Symbol
Interior Wall Key 
Symbol
4
LANDSCAPE ARCHITECT: 
Brain and Brawn LLC
 
1539 W Elliot Rd. Suite 103
 
Gilbert, AZ 85233
 
contact: Caryn Logan Heaps ASLA
 
phone: 480.560.2787
 
caryn@landscaparchitecturebab.com
No.
G-01
G-02
G-03
G-04
C-01
A-01
A-02
A-03
A-04
A-05
A-06
A-07
A-08
A-09
L-1
S-1
M-1
P-1
E-1
Sheet Name
Cover Sheet
Building Code Data
Specifications
Accessibility Requirements
Layout
Site Plan
Hardscape Plan
Rehabilitation Floor Plan & Reflected Ceiling Plan
Roof Plan
Exterior Elevations
Building Sections
Interior Elevations
Schedules
Details
Layout
Floor Framing & Foundation Plan
Layout
Layout
Layout
Sheet Index
Project Directory
Project Data
Vicinity Map
Architectural Symbol Index 
21 E 5th Street, Tempe AZ 85281
Harry Walker House 
Rehabilitation

RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
G-02
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Building Code Data
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
Ref
18
A-09
A
A-06
A
A-06
B
A-06
B
A-06
C
A-06
C
A-06
D
A-06
D
A-06
Business
2
Foyer
1
Restaurant
6
Breakroom
5
Office
4
Restroom
3
APPLICABLE CODES
(All with City of Tempe amendments current as of the date of these drawings where 
applicable):
 
2024 IBC Administrative Provisions
 
2024 International Building Code (IBC)
 
2024 International Existing Building Code (IEBC)
 
2024 International Fire Code (IFC)
 
2024 International Energy Conservation Code (IECC)
 
2023 National Electrical Code (NEC)
 
2024 International Mechanical Code (IMC)
 
2024 International Plumbing Code (IPC)
 
2024 12 International Fuel Gas Code (IFGC)
 
2024 ASME - A17 Elevator Code 
BUILDING CODE DATA
Construction Type:  
 
V-B
Occupancy:  
 
 
B 
Fire Sprinkled:  
 
Yes
Use: 
 
 
 
Seperated USe
NO CHANGE TO OCCUPANCY, HEIGHTS OR AREAS UNDER THIS PERMIT
Allowable Floor Area: 
 
36,000 sqft
Gross Floor Area: 
 
1,302 sqft
ENERGY CODE COMPLIANCE
New elements shall meet prescriptive requirements. Utilizing historic building exception for 
existing exterior walls and window units per R501.6
Climate Zone: 
 
2B
ROOF:  
 
Conditioned spaces attic insulated to R-38
FLOORS:  
 
Conditioned spaces joist/framing insulated to R-30
DOORS:  
 
Opaque U-value 0.31
FENESTRATION:  
Fixed U=0.45 max, operable U=0.60 max,
 
 
 
glazed doors U=0.77 max, all units SHGC=0.30 max.
RESIDENTIAL
Air Leakage
A. Install air barriers per manufacturer’s instructions.  
B. All windows shall be listed and labeled as meeting 
AAMA/WDMA/CSA 101/I.S.2/A440 or has infiltration rates per NFRC 
400 that do not exceed code limits. 
C. IC-rated recessed lighting fixtures penetrating exterior air 
envelope shall be sealed at housing/interior finish and be labeled 
to indicate <= 2.0 cfm leakage at 75 Pa. 
D. Install automatic or gravity dampers at all outdoor air intakes 
and exhausts. 
E. Provide blower door test of completed building envelope for 
air leakage at 50 Pa, <= 5 ach. 
Fenestration
F. U-factors of provided fenestration products shall be determined 
in accordance with NFRC test procedures or be taken from the 
default table in IECC Table 303.1.3.
G. All SHGC values shall be determined in accordance with the 
NFRC test procedures or be taken from the default table in IECC 
Table 303.1.3.
Insulation
H. Provide slab edge insulation at all interior slabs of 
conditioned space where slabs are less than 12 inches below 
adjacent grade. All slab insulation shall be inspected prior to slab 
placement. 
I. Provide basement wall insulation at all Subgrade walls 
extending more than 50% below grade and enclosing conditioned 
space. Install as recommended by insulation manufacturer. 
Insulation shall extend from grade to the top of the basement 
floor elevation. Insulation shall be inspected prior to backfilling.  
J. All slab, basement wall, and/or crawl space insulation exposed 
to the outside shall be protected from damage by an opaque 
covering.
K. All insulation installed in the building thermal envelope shall 
have a label on the insulation indicating the R-value of the 
insulation or the insulation installer shall provide a certificate 
verifying the type of insulation, the installed thickness and 
installed R-value.  For blown in insulation, a certificate must 
provide the installed density, coverage and number of bags of 
insulation.
L. Wall insulation shall be installed in accordance with the 
manufacturer’s installation instructions and all places in the wall 
that will accommodate insulation shall be insulated. The 
instructions shall be onsite or readily available to the insulation 
contractors/installers. If the insulation is integral to a masonry 
wall (e.g., applied to concrete masonry unit open areas or integral 
to insulated concrete forms), the insulation shall be uniformly 
applied throughout the wall.
M. Ceiling insulation shall be installed in accordance with the 
manufacturer’s installation instructions. The thickness, in inches, of 
blown-in or sprayed insulation must be marked at every 300 sq. 
ft. throughout the attic.
N. Ventilated attic spaces with air permeable insulation shall 
include a baffle adjacent to soffit and eave vents that extends 
over the insulation. 
O. Insulate all attic access hatches/doors to the same R value as 
the adjacent assembly. 
Close Out Requirements
P. A certificate identifying the energy-related features of the 
building shall be located on or in the electrical panel, or other 
approved location.
COMMERCIAL
Air Leakage
A. All factory built windows and doors shall be labeled as meeting 
air leakage requirements. 
B. Caulk, seal, gasket, weather strip, or wrap with moisture 
vapor-permeable wrapping material, all sources of air leakage in 
the building thermal envelope. 
C. Recessed luminaires in thermal envelope shall limit infiltration 
and be IC rated and labeled. Seal between interior finish and 
luminaire housing.
Fenestration
D. U-factors and SHGC values of provided fenestration products 
shall be determined in accordance with NFRC test procedures or be 
taken from the default table in IECC Table 303.1.3.
E. Provide performance labels or certificates for all fenestration 
products.
Insulation
F. Where indicated, provide slab edge insulation at interior slabs 
of conditioned space. All slab insulation shall be inspected prior to 
slab placement. 
G. All slab, basement wall, and/or crawl space insulation exposed 
to the outside shall be protected from damage by an opaque 
covering. Install insulation per manufacturer's instructions.
H. Install all roof insulation in conformance with manufacturer’s 
instructions. 
I. All insulation installed in the building thermal envelope shall 
have a label on the insulation indicating the R-value of the 
insulation or the insulation installer shall provide a certificate 
verifying the type of insulation, the installed thickness and installed 
R-value.  For blown in insulation, a certificate must provide the 
installed density, coverage and number of bags of insulation.
J. Wall insulation shall be installed in accordance with the 
manufacturer’s installation instructions and all places in the wall 
that will accommodate insulation shall be insulated. 
K. Skylight curbs shall be insulated to R-5 or to match above-
deck roof insulation, where it occurs.
Post Construction
L. Low-voltage dry-type distribution electric transformers shall 
meet minimum efficiency requirements of IECC Table C405.6.
M. Electric motors shall meet minimum efficiency requirements of 
IECC Tables C405.7(1) through C405.7(4). Efficiency verified 
through certification under an approved certification program or 
the equipment efficiency ratings shall be provided by motor 
manufacturer (where certification programs do not exist).
N. Total voltage drop across the combination of feeders and 
branch circuits shall be less than or equal to 5%.
O. Test all lighting systems prior to Substantial Completion to 
ensure proper calibration, adjustment, programming, and operation.
Building Code First Floor Plan
1/4"   =    1'-0" Building Code Data
General Energy Code Notes

RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
G-04
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Accessibility Requirements
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
1. Maximum slopes of adjoining gutter, road surface immediately adjacent to the curb ramp or accessible route shall not exceed 1:20 (5%) in 
cross slope.
2. Thresholds @ doorway shall not texceed 3/4" in height for exterior sliding doors or 1/2" for other types of doors. Raised thresholds and 
floor level change at accessible doorway shall be beveled w/ a slope no greater than 1:2, refer 17/HC-1.
3. The maximum force for pushing or pulling open door shall be as follows:
 
a) Fire doors shall have the minimum opening force allowable by the appropriate authority.
 
b) Other doors
 
 
1) Exterior hinged doors: (Reserved)
 
 
2) Interior hinged doors:  5 LBF
 
 
3) Sliding or folding doors:5 LBF
 
These forces do not apply to the force required to retract latch bolts or disengage other decives that may hold the door in a closed 
 
position.
4. Flush controls for water closets shall be hand operated or automatic & shall comply with ADAAG & TAS. Controls for flush valves shall be 
mounted on the wide side of toilet areas no more than 44" A.F.F.
5. The heights shown on these drawings are typical and do not necessarily show all conditions that may exist. See actual room plan and 
elevations for unique information.
6. Dimensions are to finished surfaces.
42" Min.
12" Max
54" Min
7"-9"
+/- 2'-6"
+/- 3'-2"
3'-4"
1'-6"
33"-36"
15" Min. to dispenser
17"-19"
3'-4"
1'-6"
36" Min.
12" Min.
24" Min.
16"-18"
5
6
4
3
2
1
5
6
3
2
4
DETAIL KEY NOTES:
1. Wall Finish (See Finish Schedule)
2. 36" Long Grab Bar
3. 48" Long Grab Bar
4. ADA Compliant Toilet
5.  Toilet Paper Dispenser 
 
(15"-48" ht. max.)
6. Optional 18" grab Bar (vertical)
 
per ICC A117.1 Standard. 
 
17" Max
13-1/2" Min.
9"
min.
2'-6"
min.
15"
min.
15"
min.
Wall Mount
Urinal
Toe Space clearance
if needed for clear 
space requirement
Wall Mount Urinal
Urinal Partition
Panel (beyond)
Urinal Partition
Panel
Note: If partition or panels obstruct both side of the clear floor 
 
space in front of fixture for more than 24", the clear floor
 
space must be 36" wide. 
48" Max
15" Min
80" Max
60" Max
8" Max
2"
64"
48"
84"
3'-6"
Forward Reach Possible
MEN
Towels
Cups
Soap
Towels
Controls 
(Switches, 
Communications 
Outlets, 
Thermostat)
Fire Alarm
Fire
Extinguisher 
Cabinet
Blackboard
1/4"
1 3/4"
1/8"
Note:
1. Grooves shall be arranged so that water will not 
accumulate.
2. Other approved ramp surfaces shall consist of a 
diamond mesh pattern and a raised truncated domes 
w/ a diameters of nominal 2.35" and shall contrast 
visually w/ adjoining surfaces.
3. The material used to provide ramp contrast should 
contrast by at least 70%.
Scale 3'=1'-0"
27" min. clear
34" max. ht.
40" max.
29" min. clear
8" min.
27" min.
17" min. -25" max.
6" min. 11" min.
34" max.
9" min.
Mirror
Sink
Insulated Exposed Pipe
or Use Pipe Cover
ADA Sink Elevation (typ.)
1/4" max.
vertical
1/2" max.
(3/4" max. for 
existing/
altered 
thresholds
1/4" max.
vertical
1
2
Threshold Profiles
Note: vertical edge must be 
located below bevel, not above.
1-1/2"
clear
1 1/4"- 
2"dia.
1-1/2"
clear
2"
max.
Fillet corners
4"-4.8" perimeter
Round Profile
Square Profile
Note: Grab Bars must be able to support 
250 lbs. of vertical or hortizintal force
6"
6"
24"
1'-0"
6"
White background
White symbol on blue field
NOTES:
1. Mount sign with bottom @ 60" above grade.
2. Signage can be mounted on a pole or wall.
3. Center sign on parking space.
4. Locate sign with face max. 6 feet from the front of parking space.
5. All lettering shall be sans serif, type meeting ADAAG.
6. Mount van accessible sign no less than 36 inches above grade.
7. Center van accessible sign under parking sign as shown.
RESERVED
PARKING
VAN
ACCESSIBLE
FOR VEHICLES
SHOWING DISABLED
INSIGNIA OR LICENSE
PLATE ONLY
 NOTE:
 Signage to comply with
 local jurisdiction 
 parking requirements.
R 3"
R 3"
R 1'-3/4"
R 3"
R 3"
1 1/4"
1 1/4"
3" 3"
3" 3"
2 3/4"
2 3/4"
3" 3"
3" 3"
3 1/2"
8"
5 3/8"
9 1/2" 3/4"
11 3/16"
1 13/16" 6 7/16"
5'- 0" 
OVERALL DIMENSION
5'-0"
OVERALL DIMENSION
45d
4 3/4"
75.00°
105.00°
R 3 1/2"
90d
4 deg.
19 15/16"
7/16"
14 5/16"
3 11/16"
1 1/2"
1 1/4"
6 7/16"
25 1/16"
R 5"
Note: The ADA symbol white with blue background, preferred.
     However, the blue backround can be omitted.
11'-0"
16'-4"
18'-0" min. (flush sidewalk)
15'-6" min. (raised curb sidewalk)
2'-0"
5'-0"
5'-0"
5'-0"
6'-6" min. for sidewalk with curb
4'-0" min. for flush sidewalk with
parking wheel blocks
5'-0"
3'-0"
45°
No Wheel Stop 
at Raised Curb
1
Sign on pole behind sidewalk
or attached to wall per 
ADA height requirements 
ADA Curb Ramp 
per ADA Requirements 
Raised Curb
X
2
3
4
Line of Car Overhang
Raised Sidewalk
with Curb
Slope
1:10 (max.)
Slope
1:12 (max.)
DOUBLE ACCESSIBLE PARKING
Notes: 
Symbol
1. 
5 ft. access aisle required. access aisles located on either 
 
side of the parking space except for angled parking 
 
spaces which shall have access ailses located on the 
 
passenger side of the parking spaces.
2. 
access spaces must be prominently outlined in colors or 
 
materials contrasting from regular parking spaces:
 
 4" wide outline striping required (yellow preferred)
 
 access aisle shal be clearly marked
 
 (crosshatching strips spqaced 2 ft. O.C. preferred)
3. 
International Accessible Symbol Required, blue and white 
 
symbols preferred. a symbol can be displayed without 
 
blue background, preferred symbol is shown.
4. 
Access Sign Required - Must never be obsured. 
 
Recommended location is no greater than 10 feet from 
 
curb.
5. 
One out of every 6 spaces shall be avan accessible and 
 
have a mininum vertical clearance of 8'-2" at garage
 
and under canopies. The vertical sign shall contain the 
 
designation "VAN ACCESSIBLE."
6. 
Wheel Stops are required where sidewalks are flush with 
 
the parking spaces. Wheel Stops at other locations are 
 
optional.
7. 
See parking area dimensions policies for angled parking.
8. 
Where a total of 4 or fewer parking spaces are 
 
provided, identifacation of accessible parking spaces shall 
 
not be  required. Accessible parking space dimensions 
 
shall be maintained and the access ailse shall be 
 
provided.
 
 
5'-0"
MINIMUM
5'-0"
MINIMUM
4'-0"
MINIMUM
4'-6"
MINIMUM
4'-0"
MINIMUM
3'-6"
MINIMUM
1'-6"
MIN.
1'-0"
MIN.
3'-6"
MIN.
3'-0"
MIN.
1'-10"
MIN.
4'-0"
MINIMUM
4'-0"
MINIMUM
4'-6"
MINIMUM
2'-0"
MIN.
1'-10"
MIN.
2'-0"
MIN.
3'-6"
MINIMUM
4'-0"
MINIMUM
2'-0"
MIN.
2'-0"
MIN.
FRONT APPROACH, PULL SIDE
FRONT APPROACH, PUSH SIDE
FRONT APPROACH, PUSH SIDE, DOOR PROVIDED WITH BOTH CLOSER AND LATCH
HINGE APPROACH, PULL SIDE
HINGE APPROACH, PULL SIDE
HINGE APPROACH, PUSH SIDE
HINGE APPROACH, PUSH SIDE, DOOR PROVIDED WITH BOTH CLOSER AND LATCH
LATCH APPROACH, PULL SIDE
LATCH APPROACH, PULL SIDE, DOOR PROVIDED WITH CLOSER
LATCH APPROACH, PUSH SIDE
LATCH APPROACH, PUSH SIDE, DOOR PROVIDED WITH CLOSER
Accessibility Notes
ADA Toilet Clearances
1/2"   =    1'-0"
ADA Urinal Clearances
3/8"   =    1'-0"
ADA - Reach Range Heights
Ramp Groove
1/2"   =    1'-0"
ADA - Sink Elevation
1
ADA Threshold Sill Profiles
3"       =    1'-0"
Grab Bar Clearances and Profiles
3"       =    1'-0" ADA Restroom Signage
ADA - Parking Signage
ADA Parking Stall Symbol
ADA Parking Space Req. 
Manual Swinging Door Clearances

RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
A-01
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Site Plan
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
23'-6"
18'-0"
18'-0"
18'-0"
16'-4"
24'-1"
23'-6"
23 50 00
26 09 16
32 16 13
32 13 13
32 90 00
04 20 00
32 16 13.1
32 16 13.1
32 17 23
32 16 23
12 93 13
5th Street
6th Street
Tempe City Hall
Myrtle Avenue
20'-0" Max.
Front setback
S89°59'14"E  73.61'
S00°00'46"W 319.15'
N89°59'56"W 310.50'
N00°01'00"W 176.59'
N89°58'36"W 150'
 N00°01'14"W 142.83'
Land Use: Mixed-Use Urban
Zoning District: CC
Land Use: Public Open Space
Zoning District: CC
Land Use: Public Open Space
Zoning District: CC
Land Use: Civic
Zoning District: CC
APPLICABLE CODES
(All with City of Tempe amendments current as of the date of these drawings where 
applicable):
 
2024 IBC Administrative Provisions
 
2024 International Building Code (IBC)
 
2024 International Existing Building Code (IEBC)
 
2024 International Fire Code (IFC)
 
2024 International Energy Conservation Code (IECC)
 
2023 National Electrical Code (NEC)
 
2024 International Mechanical Code (IMC)
 
2024 International Plumbing Code (IPC)
 
2024 12 International Fuel Gas Code (IFGC)
 
2024 ASME - A17 Elevator Code 
BUILDING CODE DATA
Construction Type:  
 
V-B
Occupancy:  
 
 
B 
Fire Sprinkled:  
 
Yes
Use: 
 
 
 
Seperated USe
NO CHANGE TO OCCUPANCY, HEIGHTS OR AREAS UNDER THIS PERMIT
Allowable Floor Area: 
 
36,000 sqft
Gross Floor Area: 
 
1,302 sqft
ENERGY CODE COMPLIANCE
New elements shall meet prescriptive requirements. Utilizing historic building exception for 
existing exterior walls and window units per R501.6
Climate Zone: 
 
2B
ROOF:  
 
Conditioned spaces attic insulated to R-38
FLOORS:  
 
Conditioned spaces joist/framing insulated to R-30
DOORS:  
 
Opaque U-value 0.31
FENESTRATION:  
Fixed U=0.45 max, operable U=0.60 max,
 
 
 
glazed doors U=0.77 max, all units SHGC=0.30 max.
This Project
Tempe
City Hall
5th Street
S Mill Ave
Light Rail
S Forest Ave
6th Street
Project Name:  
Harry Walker House Rehabilitation
Scope of work: 
Project Address:  
21 E 5th Street Tempe AZ 85281
Assessor's Parcel Number: 
132-27-039
S/T/R: 
15 1N 4E
Legal Description:  
CITY HALL COMPLEX MCR 991-31
Use:   
Business
Existing: 
Vacant, formerly Restaurant (Historic House)
Proposed: 
No change of use in this phase
Zoning:  
CC (City Center)
Site Area: 
120,565 sq ft (2.77 acres)
Total Net Building Area: 
956 sq ft
 
 
No change in net floor area proposed
Building Gross Area: 
Enclosed 
 
1,120 sq ft
 
Covered Porch 
182 sq ft
 
 
TOTAL 
 
1,302 sq ft
Building Floor Area: 
1,120 sq ft
City Center Requirements & Transportation Overlay District:
Residential Density (DU/acre): No Standard
Building Height Max: 
50 ft
Building Height: 
22 ft 
(Needs Checking)
 
No change in building height proposed
Max. Lot coverage (%): 
No Standard
 
 
Proposed: (Input in % and sq ft)
Engineered Shade: 
sq ft
Min. Landscape Area (%): 
No Standard
 
Proposed: (Input in % and sq ft.  Provide a 
separate number for landscape area in rights-of-way (square-footage))
Setbacks:
 
Front min.: 
0 ft
 
Parking and Maneuvering: 20 ft
 
Front max.: 
0 ft (may be increased up to 20 ft for outdoor seating 
and patio dining)
 
Side min.: 
0 ft
 
Street Side: 
0 ft
 
Rear min.: 
0 ft
Parking Standards: 
First 5,000 sq ft waived.
 
 
1 space per 500 sq ft thereafter
Parking Required: 
0 spaces
Parking Provided: 
17 spaces + 2 Accessible (ADA) spaces
Bicycle Parking Standards: 
1 per 1,000 sq ft
Bicycle Parking Required: 
2 spaces
Bicycle Parking Provided: 
2 spaces
OWNER: 
Tempe City Of
 
31 E 5th ST,
 
MS 01-08
 
Tempe AZ 85281
 
contact: German Piedrahita
 
phone:  480.350.8160
 
german_piedrahita@tempe.gov
ARCHITECT: 
Motley Design Group LLC
 
1114 Grand Avenue
 
Phoenix, AZ  85007
 
contact: Robert Graham AIA
 
phone: 602.254.5599
 
rgraham@motleydesigngroup.com
CIVIL ENGINEER: 
K-Tech Engineering & Design, LLC
 
5715 E. Estrid Circle
 
Scottsdale, AZ  85254
 
contact: Dennis Knudsen, P.E.
 
Phone: 602.391.5808
 
KTech.dennis@gmail.com
STRUCTURAL ENGINEER: 
Slaysman Engineering Company
 
1430 N. 5th St.
 
Phoenix, AZ 85004
 
contact: Melvin Slaysman, P.E.
 
phone: (602) 280-7777
 
mel@slaysman.org
ELECTRICAL ENGINEER: 
Welch + Sandon Design LLC
 
4864 E. Baseline Rd.
 
Suite 103
 
Mesa, AZ 85206
 
contact: Brian Sandon
 
phone: 480.641.6383
 
brian@welch-sandon.com 
MP ENGINEER: 
Mechanical Designs. Inc.
 
7227 N. 16th St, Suite 200
 
Phoenix, AZ  85020
 
contact: Justin Grimmett, CPD, LEED AP
 
phone: 602.943.6608
 
justin@mechdesigns.com
LANDSCAPE ARCHITECT: 
Brain and Brawn LLC
 
1539 W Elliot Rd. Suite 103
 
Gilbert, AZ 85233
 
contact: Caryn Logan Heaps ASLA
 
phone: 480.560.2787
 
caryn@landscaparchitecturebab.com
04 00 00
04 20 00
12 00 00
12 93 13
23 00 00
23 50 00
26 00 00
26 09 16
32 00 00
32 13 13
32 16 13
32 16 13.1
32 16 23
32 17 23
32 90 00
Masonry
Brick screen wall
Furnishings
Bicycle rack
HVAC
Ground mounted heat pump
Electrical
SES board
Exterior Improvements
Concrete porch deck
Concrete curb
Curb ramp
Concrete sidewalks
Accessible route striping
Landscaped area - see landscape plans
Site Plan
1"   = 30'
Keynotes Legend
Building Code Data
Vicinity Map
Project Data
Project Directory
NORTH

RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
A-02
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Hardscape Plan
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
23'-6"
18'-0"
18'-0"
18'-0"
16'-4"
24'-1"
23'-6"
4'-0"
5'-0"
6'-11"
6'-0"
16'-0"
6'-8"
3'-2"
5'-0"
5'-5"
39'-6"
5'-9"
40'-1"
5'-0"
18'-1"
8'-3"
6'-0"
12'-1"
8'-8"
17'-8"
23'-1"
4'-0"
6'-0"
R 4'
R 4'
1/8"
1/2"
½" wide tooled expansion joints
with 3/4" radius edge
Concrete sidewak over A.B.C.
over compacted earth
½" expansion material with
continuous sealant
Concrete sidewak over A.B.C.
over compacted earth
1/8" wide tooled control joints
with 3/4" radius edge
NOTE:  
PROVIDE A EXPANSION JOINT
AT MAX. 30'-0" O.C.
NOTE:  
5% MAXIMUM RUNNING SLOPE
(EXCEPT FOR RAMPS) AND 2%
MAXIMUM CROSS SLOPE OF
SIDEWALK.
6"
6"
4"
6"
Asphalt Paving-
see civil for thickness
Extruded Concrete Curb
1" Radiused corners
ABC Fill-
see Civil for depth
1'
8"
8"
Cold Key Joint
Concrete Paving
ABC Fill-
see Civil for depth
8"
AC Paving-see Civil
for overall thickness 
Concrete Paving
Thicked edge 
ABC Fill-
see Civil for depth
#Key
#Key
#Key
#Title
#Description
#Description
Hardscape Plan
1/8"   =    1'-0"
Keynotes Legend
1 1/2"=    1'-0"
Conc. EJ/CJ
1
1 1/2"=    1'-0"
Extruded Curb on Asphalt
7
1 1/2"=    1'-0"
Cold Key Joint
8
1 1/2"=    1'-0"
Asphalt/Conc. Transition
13
NORTH

RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
A-03
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Rehabilitation Floor Plan & Reflected Ceiling Plan
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
W02
W01
W08
D01
W07
W06
W06
W04
W04
W05
D02
D04
D03
D05
D07
D09
D08
D12
D06
D11
D10
Ref
18
A-09
A
A-06
A
A-06
B
A-06
B
A-06
C
A-06
C
A-06
D
A-06
D
A-06
Business
2
Foyer
1
Restaurant
6
Breakroom
5
Office
4
Restroom
3
A
A-06
A
A-06
B
A-06
B
A-06
C
A-06
C
A-06
D
A-06
D
A-06
26 51 00
06 20 13
06 00 00
06 20 13
26 00 00
26 51 00
Wood, Plastics and Composites
Replace missing molding
Electrical
Lighting fixtures, see electrical
1/4"   =    1'-0"
First Floor Rehabilitation Plan
Keynotes Legend
1/4"   =    1'-0"
First Floor Ceiling Plan
NORTH
NORTH

RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
A-04
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Roof Plan
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
A
A-06
A
A-06
B
A-06
B
A-06
C
A-06
C
A-06
D
A-06
D
A-06
09 91 00
09 00 00
09 91 00
Finishes
Clean paint on roof
1/4"   =    1'-0"
Roof Plan
Keynotes Legend
NORTH

RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
A-05
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Exterior Elevations
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
#Key
#Key
#Key
#Title
#Description
#Description
1/4"   =    1'-0"
North Elevation
1/4"   =    1'-0"
East Elevation
1/4"   =    1'-0"
West Elevation
1/4"   =    1'-0"
South Elevation
Keynotes Legend

RevID
ChID
Change Name
Date
Sheet No.
NOTICE: This working drawing package, project manual, and unpublished instruments of service of the authors, is for use on this project only and is prepared for use in conjunction with the author's interpretations, observations, decisions,and administration as described in AIA Doc. A201, without which desired results cannot be ensured. Alteration, reproduction, or use in part or in whole, for other purposes without the author's written consent may violate Act 17 U.S.C. par. 301 (1991).(c). COPYRIGHT NOTIFICATION: As instruments of architectural service, the designs, details, and concepts incorporated into this work are protected by copyright laws of the United States of America.
A-06
PRELIMINARY
NOT FOR
CONSTRUCTION
1114 Grand Avenue - Phoenix AZ 85007 - 602.254.5599 - motleydesigngroup.com
PROJECT:
SHEET TITLE:
PROJECT NO.:  25-011
Harry Walker House Rehabilitation
Building Sections
SHEET REVISION HISTORY
DATE of ISSUE: 02/13/2026  CURRENT REVISION:  ,  
ADDRESS: 21 E 5th Street Tempe AZ 85281
#Key
#Key
#Key
#Title
#Description
#Description
1/4"   =    1'-0"
Section A-A
1/4"   =    1'-0"
Section B-B
1/4"   =    1'-0"
Section C-C
1/4"   =    1'-0"
Section D-D
Keynotes Legend