B08_Attach_02_North_Rim_Final_CDs_Volume_12_20261012.pdf

VOLUME # DESCRIPTION

VOLUME 0 GENERAL

VOLUME 1 PIPELINES - NORTH RIM

VOLUME 2 PIPELINES - NORTH RIM TO ROARING SPRINGS PUMPHOUSE (RSPH)

VOLUME 3 PIPELINES - NORTH RIM TO SUPAI TUNNEL

VOLUME 4 PIPELINES - ROARING SPRINGS CAVE TO ROARING SPRINGS PUMPHOUSE (RSPH)

VOLUME 5 ROARING SPRINGS PUMPHOUSE (RSPH)

VOLUME 6 NORTH RIM WATER TREATMENT PLANT

VOLUME 7 NOT USED

VOLUME 8 NORTH RIM WASTEWATER COLLECTION SYSTEM

VOLUME 9 POWER DISTRIBUTION - NORTH RIM

VOLUME 10 POWER DISTRIBUTION - NORTH RIM TO ROARING SPRINGS PUMPHOUSE (RSPH)

VOLUME 11 POWER DISTRIBUTION - ROARING SPRINGS PUMPHOUSE (RSPH) TO MANZANITA

VOLUME 12 POWER SYSTEM - COTTONWOOD CAMPGROUND

DATE:

DESIGNED:

TECH. REVIEW:

SUB SHEET NO.

PMIS/PKG NO.

DRAWING NO.

SHEET

TITLE OF SHEET

OF

A/E FIRM

PRIME:

DENVER, CO 80202

HDR ENGINEERING, INC.

A u to d e s k D o c s /1

N P

S

G R

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/2

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:2

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G001

NORTH RIM - GRAND CANYON NATIONAL PARK

318719

SHEET INDEX

M. KUCHLE

A. KANER

AUG 2026

N. LYNCH

182752120

GENERAL

REHABILITATE NORTH RIM

INFRASTRUCTURE

VOLUME 12 POWER SYSTEM - COTTONWOOD CAMPGROUND

WORLD HERITAGE SITE

GRAND CANYON NATIONAL PARK

UNESCO

SHEET SUB SHEET SUB AREA TITLE OF SHEET

1 120G001 GENERAL SHEET INDEX

2 121X101 PHOTOVOLTAIC SYSTEM DEMOLITION PLAN

3 121C101 PHOTOVOLTAIC SYSTEM SITE PLAN

4 121S001 PHOTOVOLTAIC SYSTEM SOLAR SHADE CANOPY GENERAL NOTES

5 121S101 PHOTOVOLTAIC SYSTEM SOLAR SHADE CANOPY FOUNDATION AND ROOF PLANS

6 121S501 PHOTOVOLTAIC SYSTEM SOLAR SHADE CANOPY SECTION AND DETAILS

7 121A101 PHOTOVOLTAIC SYSTEM SOLAR SHADE CANOPY ARCHITECTURAL PLAN AND SECTION

8 121E501 PHOTOVOLTAIC SYSTEM GROUNDING AND TRENCH DETAILS

9 121E502 PHOTOVOLTAIC SYSTEM SOLAR / BATTERY DETAILS

10 121E503 PHOTOVOLTAIC SYSTEM PV CONNECTION DETAILS

11 121E601 PHOTOVOLTAIC SYSTEM DC / AC ONE-LINE DIAGRAM

M. GOUGH

NORTH RIM - GRAND CANYON NATIONAL PARK

DENVER, CO 80202

HDR ENGINEERING, INC.

NORTH RIM - GRAND CANYON NATIONAL PARK

GENERAL

G1. SCOPE

THE NOTES ON THIS SHEET AND THE STANDARD STRUCTURAL DETAILS ARE GENERAL AND

APPLY TO THE ENTIRE PROJECT WHETHER SPECIFICALLY CALLED OUT OR NOT, EXCEPT

WHERE THERE ARE SPECIFIC INDICATIONS TO THE CONTRARY ON STRUCTURAL SHEETS. IF

THERE ARE QUESTIONS, THEY SHALL BE SUBMITTED TO THE CONTRACTING OFFCIER AND

ANSWERED IN WRITING PRIOR TO CONSTRUCTION.

G2. APPLICABLE SPECIFICATIONS AND CODES

A. INTERNATIONAL BUILDING CODE, IBC 2024, WITH APPLICABLE EDITIONS OF THE CODE

REFERENCED STANDARDS.

B. AUTHORITY HAVING JURISTICTION: NATIONAL PARK SERVICE (WIND, SNOW, AND SEISMIC DESIGN

CRITERIA IN ACCORDANCE WITH THE MORE CONSERVATIVE OF COCONINI COUNTY, AZ AND

NATIONAL PARK SERVICE).

C. BUILDING CODE REQUIREMENTS FOR REINFORCED CONCRETE, ACI 318-19.

D. MINIMUM DESIGN LOADS AND ASSOCIATED CRITERIA FOR BUILDINGS AND OTHER

STRUCTURES, ASCE 7-22.

E. AMERICAN INSTITUTE OF STEEL CONSTRUCTION STEEL CONSTRUCTION MANUAL, 15TH ED.

F. AMERICAN WELDING SOCIETY, AWS D1.1.

G. ASTM MATERIAL STANDARDS AS NOTED.

G3. DESIGN CRITERIA

1. APPLIES TO ALL STRUCTURES

A. DEAD LOAD:

1. ACTUAL TRIBUTARY STRUCTURE WEIGHT

2. SUPERIMPOSED DEAD LOAD: 3 PSF (SOLAR PANELS)

B. LIVE LOAD:

1. ROOF: 20 PSF (NOT REDUCIBLE)

C. WIND:

1. ULTIMATE WIND SPEED (VULT): 101 MPH

2. TORNADO SPEED (VT): NOT APPLICABLE PER ASCE 7

FIGURES 32.1-1 & 1-2

3. NOMINAL WIND SPEED (VASD): 79 MPH

4. RISK CATEGORY: II

5. EFFECTIVE PLAN AREA (AE): NOT APPLICABLE

6. EXPOSURE CATEGORY: C

7. ENCLOSURE CLASSIFICATION: OPEN

D. SEISMIC:

1. ABOVE GRADE, CANOPY STRUCTURE:

a. RISK CATEGORY, II

b. IMPORTANCE FACTOR: 1.00

c. SPECTRAL RESPONSE ACCELERATION, SS = 0.42 g

d. SPECTRAL RESPONSE ACCELERATION, S1 = 0.11 g

e. SITE CLASS: D

f. SEISMIC DESIGN CATEGORY: C

g. SPECTRAL RESPONSE ACCELERATION, SDS = 0.38 g

h. SPECTRAL RESPONSE ACCELERATION, SD1 = 0.2 g

i. BASIC SEISMIC FORCE RESISTING SYSTEM: STEEL SYSTEMS NOT SPECIFICALLY

DETAILED FOR SEISMIC RESISTANCE,

j. ANALYSIS PROCEDURE: EQUIVALENT LATERAL FORCE

k. DESIGN BASE SHEAR: 0.10 KIPS

l. SEISMIC RESPONSE COEFFICIENT, Cs = 0.07

m. RESPONSE MODIFICATION FACTOR, R = 3.0

E. SNOW LOAD:

1. GROUND SNOW LOAD = 62 PSF

2. SLOPED ROOF SNOW LOAD = 44 PSF

3. EXPOSURE FACTOR = 0.90

4. IMPORTANCE FACTOR = 1.00

5. THERMAL FACTOR = 1.20

6. FROST DEPTH: = 24 IN

7. WINTER WIND PARAMETER (W2) = 0.35

G4. THE FOLLOWING NON-CONTRACTUAL GEOTECHNICAL REPORT WAS DEVELOPED FOR THIS

PROJECT AND IS THE BASIS OF THIS STRUCTURAL DESIGN:

GEOTECHNICAL FIRM NAME: LITHOS ENGINEERING

ADDRESS: 2750 S. WADSWORTH BLVD, SUITE D-200

DENVER, CO 80227

REPORT NUMBER: 21186

REPORT DATE: JANUARY 30, 2024

NET ALLOWABLE BEARING PRESSURE: 2000 PSF

G5. SAFETY

SAFETY AND STRUCTURE STABILITY DURING CONSTRUCTION ARE THE SOLE RESPONSIBILITY

OF THE CONTRACTOR. STRUCTURES HAVE BEEN DESIGNED TO RESIST THE DESIGN LIVE

LOADS ONLY AS A COMPLETED STRUCTURE.

G6. OPENINGS

OPENINGS FOR PIPES, DUCTS, CONDUITS, ETC. ARE NOT ALL SHOWN ON THE

STRUCTURAL DRAWINGS. COORDINATE AND PROVIDE OPENINGS AS REQUIRED TO

ACCOMMODATE ALL WORK SHOWN OR SPECIFIED IN THE CONTRACT DOCUMENTS AND

OTHERWISE REQUIRED FOR THE FURNISHING OF A FUNCTIONALLY COMPLETE PROJECT.

REINFORCE AROUND OPENINGS PER STANDARD STRUCTURAL DETAILS UNLESS OTHERWISE

SHOWN.

G7. SPECIAL INSPECTIONS

SPECIAL INSPECTIONS ARE REQUIRED IN ACCORDANCE WITH CHAPTER 1 AND CHAPTER 17

OF THE IBC. THE CONTRACTOR IS RESPONSIBLE FOR SPECIAL INSPECTIONS (STSI) BY QUALIFIED

PERSONNEL. THE CONTRACTOR SHALL PROVIDE FOR FULL ACCESS TO THE WORK

BY STSI AGENTS AND SHALL PROVIDE FOR THESE INSPECTIONS IN THEIR

CONSTRUCTION SCHEDULE IN ACCORDANCE WITH THE SPECIFICATIONS. THE SPECIAL

INSPECTION PROGRAM AND STATEMENT OF SPECIAL INSPECTIONS SHALL BE IN ACCORDANCE

WITH 01 45 33.

G8. STANDARD DETAILS

THE STANDARD DETAILS DEPICT TYPICAL DETAILING TO BE USED ON THIS PROJECT. IF

CONDITIONS ARE NOT EXPLICITLY SHOWN ON THE DRAWINGS THEY SHALL BE MADE

SIMILAR TO THE STANDARD DETAILS. OBTAIN APPROVAL OF THE CONTRACTING OFFICER IN

WRITING FOR SIMILAR CONDITIONS PRIOR TO CONSTRUCTION.

G9. FIELD VERIFY ALL DIMENSIONS AND ELEVATIONS OF EXISTING

CONSTRUCTION AS REQUIRED TO COORDINATE NEW CONSTRUCTION. SUBMIT REQUIRED

CHANGES FOR APPROVAL.

G10. SUBMIT FOR REVIEW ALL EQUIPMENT SIZES, OPERATING WEIGHTS, VIBRATION FORCES,

SUPPORT LOCATIONS, ALONG WITH ANY FLOOR OPENINGS, NOTCHES, AND RECESSES

REQUIRED BY SUCH EQUIPMENT. CONCRETE SUPPORT PADS AND/OR FRAMING REQUIRED

TO SUPPORT SAID EQUIPMENT SHALL NOT BE FABRICATED AND PLACED UNTIL THE CONCRETE

SUPPORT PADS AND/OR FRAMING IS APPROVED TO SUPPORT THE EQUIPMENT.

CONCRETE

C1. DESIGN STRENGTHS:

F'c = 4,500 PSI REBAR Fy = 60,000 PSI PRECAST F'c = 5,000 PSI

C2. CONCRETE COVER

UNLESS OTHERWISE NOTED, PROVIDE CONCRETE COVER FOR REINFORCING AS FOLLOWS:

CONCRETE DEPOSITED AGAINST EARTH: 3"

ALL OTHER: 2"

WATERSTOPS: 3"

SEE DRAWINGS FOR EXCEPTIONS

C3. SEE SPECIFICATIONS FOR REINFORCING PLACEMENT REQUIREMENTS.

C4. REFER TO OTHER DISCIPLINE DRAWINGS PRIOR TO CONSTRUCTION FOR EMBEDDED ITEMS

AND PENETRATIONS NOT SHOWN ON STRUCTURAL DRAWINGS. AS REQUIRED TO

ACCOMMODATE ALL WORK SHOWN OR SPECIFIED IN THE CONTRACT DOCUMENTS AND

OTHERWISE REQUIRED FOR THE FURNISHING OF A FUNCTIONALLY COMPLETE PROJECT.

REINFORCE AROUND OPENINGS PER STANDARD STRUCTURAL DETAILS UNLESS OTHERWISE

SHOWN.

C5. PROVIDE 3/4" CHAMFERS AT ALL EXPOSED EDGES. NOT ALL CHAMFERS MAY BE SHOWN

ON DRAWINGS.

C6. FIELD ADJUST REINFORCING AT OPENINGS AND EMBEDDED ITEMS AS INDICATED.

C7. ANCHOR BOLTS NOT SPECIFIED BY CONTRACTING OFFICER SHALL BE DESIGNED AND CERTIFIED BY A

REGISTERED PROFESSIONAL ENGINEER LICENSED IN THE STATE OF ARIZONA, RETAINED

BY THE CONTRACTOR, IN ACCORDANCE WITH APPLICABLE PROJECT AND CODE REQUIREMENTS.

SUBMIT AS A SHOP DRAWING FOR REVIEW AND APPROVAL BY THE CONTRACTING OFFICER. COORDINATE

LOCATION, SIZE AND EMBEDMENT PRIOR TO CASTING CONCRETE.

C8. CONTINUOUS WATERSTOP SHALL BE INSTALLED IN JOINTS SUBJECT TO STATIC WATER

PRESSURE.

C9. ABSOLUTELY NO WELDING OF REINFORCING BARS OR TORCHING TO BEND REINFORCING

BARS SHALL BE ALLOWED WITHOUT SPECIFIC APPROVAL FROM THE CONTRACTING OFFICER.

C10. CONTRACTOR SHALL SUBMIT A CONCRETE PLACEMENT PLAN PER SPECIFICATION 03 31 31

IDENTIFYING JOINT TYPES, JOINT LOCATIONS AND CONCRETE PLACEMENT SEQUENCE.

C11. ALL CAST IN PLACE AND POST-INSTALLED ANCHORS INDICATED IN THE STRUCTURAL

DOCUMENTS SHALL COMPLY WITH CHAPTER 17 OF ACI 318 AND CHAPTER 19 OF THE

IBC. ALL EXPANSION AND ADHESIVE ANCHORS SHALL HAVE THE ICC REPORT SHOWING

EQUIVALENT LOAD CAPACITY. SUBMIT AND INSTALL PER THE ICC EVALUATION REPORT.

STEEL

S1. DESIGN STRENGTHS:

WIDE FLANGE AND TEES: Fy=50 KSI PIPES: Fy=35 KSI STAINLESS STEEL: Fy=33 KSI HSS SECTIONS: Fy=50 KSI ALL OTHER PLATES AND SHAPES: Fy=36 KSI ANCHOR RODS: Fy=36 KSI

S2. DIMENSIONS:

TO CENTERLINES OF COLUMNS AND BEAMS, TOP SURFACES OF BEAMS AND TUBES AND

BACKS OF CHANNELS AND ANGLES UNO.

S3. ELEVATIONS:

TOP OF STEEL REFERS TO TOP SURFACE OF MEMBER OR FLANGE UNO.

S4. WHEN FILLET WELD SIZE IS NOT INDICATED, PROVIDE MAXIMUM WELD SIZE BASED ON

MATERIAL THICKNESS IN ACCORDANCE WITH AISC SPECIFICATIONS.

S5. ALL BOLTED STRUCTURAL CONNECTIONS ARE BEARING TYPE CONNECTIONS UNLESS

OTHERWISE SPECIFIED TO BE SLIP-CRITICAL. PROVIDE LOAD INDICATING WASHERS AT

SLIP-CRITICAL CONNECTIONS.

S6. CONFORM TO AISC 360, STEEL CONSTRUCTION MANUAL AND AISC 341, SEISMIC DESIGN

MANUAL.

S7. THE SEISMIC LOAD RESISTING SYSTEM (SLRS) IS DENOTED ON THE FRAMING PLANS AND

FRAME ELEVATIONS. THE SLRS DESIGNATION INCLUDES THE MEMBER AND CONNECTIONS

AT EACH END. FRAMES ARE DENOTED AS FOLLOWS:

A. MOMENT FRAME:

FOR SLRS SYSTEMS OR PARTS OF SYSTEMS THAT ARE NOT INCLUDED IN FRAMES,

(SLRS) IS PLACED NEXT TO THE BEAM SIZE ON THE FRAMING PLAN (eg: ON A

COLLECTOR ELEMENT (DRAG STRUT):

S8. ALL STEEL BEAMS SHALL RECEIVE STANDARD CAMBER PER THE SPECIFICATIONS UNLESS

NOTED OTHERWISE ON THE PLANS. BEAMS REQUIRING SPECIAL CAMBER ARE DENOTED

ON THE BEAMS SHOWN ON THE FRAMING PLANS. EXAMPLE: (+1/2") INDICATES ½".

S9. PROVIDE 1/4" CAP PL AT ALL OPEN ENDS OF HSS FRAMING MEMBERS AND SEAL WELD.

(SLRS)

EARTHWORK

E1. ALL EARTHWORK AND SITE PREPARATION SHALL BE PERFORMED IN STRICT ACCORDANCE WITH

THE SPECIFICATIONS. ALL FOUNDATION EXCAVATIONS SHALL BE OBSERVED AND APPROVED BY

THE GEOTECHNICAL ENGINEER.

E2. ANY EXISTING FILLS OR UNSUITABLE SOILS AS DETERMINED BY THE GEOTECHNICAL ENGINEER

SHALL BE EXCAVATED AND REPLACED WITH PROPERLY COMPACTED SELECT FILL PER

SPECIFICATIONS.

E3. CONTRACTOR SHALL EXERCISE EXTREME CARE WHEN EXCAVATING OR GRADING ADJACENT TO EXISTING STRUCTURES SO AS TO NOT DAMAGE OR UNDERMINE FOUNDATIONS, WALLS, SLABS, OR

UTILITIES, ETC.

E4. DO NOT EXCAVATE BELOW THE BEARING ELEVATION OF ANY COMPLETED FOOTING NOR ANY

CLOSER TO THE FOOTING THAN A SLOPE OF TWO HORIZONTAL (MEASURED FROM EDGE OF

FOOTING TO NEAREST POINT IN EXCAVATION) TO ONE VERTICAL.

E5. ALL FOUNDATIONS AND SLABS ON GRADE SHALL BE PLACED ON A MINIMUM OF 12" OF SELECT FILL PER

SPECIFICATIONS.

DELEGATED SUBMITALS

D1. DEFINITION:

DELEGATED DESIGN SUBMITTALS ARE ITEMS FOR WHICH THE FINAL DESIGN OF A SPECIFIC

ELEMENT OF THE PERMANENT CONSTRUCTION WORK EXPRESSLY DELEGATED TO A PROPERLY

LICENSED AND REGISTERED DESIGN PROFESSIONAL RETAINED OR EMPLOYED BY THE

CONTRACTOR, SUBCONTRACTOR, SUPPLIER OF ANY TIER. "DELEGATED DESIGN" APPLIES ONLY TO PERMANENT WORK THAT WILL BE PART OF THE COMPLETED PROJECT AS A FUNCTIONING WHOLE.

D2. DELEGATED DESIGN LIST:

THE FOLLOWING IS A LIST OF DELEGATED DESIGN SUBMITTALS THAT ARE EXPECTED TO CONTAIN

STRUCTURAL CALCULATIONS OF SAFETY-RELATED SYSTEM INFORMATION FOR REVIEW. THESE

SUBMITTALS APPLY TO DELEGATED DESIGNED SYSTEMS PRIOR TO INSTALLATION OF THE

INDICATED STRUCTURAL ELEMENT, EQUIPMENT, DISTRIBUTION SYSTEM, COMPONENT, OR ITS

ANCHORAGE. THE CONTRACTOR SHALL SUBMIT THE REQUIRED ENGINEER CERTIFICATION,

SUPPORTING DATA, AND DRAWINGS FOR REVIEW AND ACCEPTANCE BY THE CONTRACTING

OFFICER.

D3. DELEGATED DESIGN SUBMITTAL INCLUDE, BUT ARE NOT LIMITED TO, THE FOLLOWING:

1. SOLAR PANELS

2. SOLAR PANEL SUPPORTS

DATE:

DESIGNED:

TECH. REVIEW:

SUB SHEET NO.

PMIS/PKG NO.

DRAWING NO.

SHEET

TITLE OF SHEET

OF

A/E FIRM

PRIME:

PM: MATTHEW GOUGH

DENVER, CO

HDR ENGINEERING, INC.

A u to d e s k D o c s /1

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NORTH RIM - GRAND CANYON NATIONAL PARK

318719

SOLAR SHADE CANOPY

GENERAL NOTES

J. PEREZ

J. CORONADO

MAY 2026

J. PEREZ

182752121

PHOTOVOLTAIC SYSTEM

NORTH RIM - GRAND CANYON NATIONAL PARK

A

121S501

A

B

1 2 3

12'-8"

6'-4" 6'-4"

18" DIAMETER CONCRETE PIER TYPICAL TOP OF

CONC = 4028.00

A

121S501

A

B

1 2 3

HSS4X4X1/4 HSS4X4X1/4 HSS4X4X1/4

C5X6.7

C5X6.7

H S

S

X X

/4

H S

S

X X

/4

HSS4X4X1/4HSS4X4X1/4 HSS4X4X1/4 HSS4X4X1/4

HSS4X4X1/4

H S

S

X X

/4

H S

S

X X

/4

H S

S

X X

/4

HSS6X4X1/4

HSS6X4X1/4

18'-4"

121S501

2'-10" 6'-4" 6'-4" 2'-10"

R O

O F

S L O

P E

W/ C5X6.7 ATOP

W/ C5X6.7 ATOP

HSS 4X2X1/4 BRACE

HSS 4X2X1/4 BRACE

HSS 4X2X1/4 BRACE

HSS 4X2X1/4 BRACE

ASCALE 1/2" = 1'-0"

2 0 2 4

SCALE OF FEET

DATE:

DESIGNED:

TECH. REVIEW:

SUB SHEET NO.

PMIS/PKG NO.

DRAWING NO.

SHEET

TITLE OF SHEET

OF

A/E FIRM

PRIME:

PM: MATTHEW GOUGH

DENVER, CO

HDR ENGINEERING, INC.

A u to d e s k D o c s /1

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S101

NORTH RIM - GRAND CANYON NATIONAL PARK

318719

SOLAR SHADE CANOPY

FOUNDATION AND ROOF

PLANS

J. PEREZ

J. CORONADO

MAY 2026

J. PEREZ

182752121

PHOTOVOLTAIC SYSTEM

SCALE A121S101

1 FOUNDATION PLAN

SCALE A121S101

2 ROOF PLAN

GENERAL NOTES

A. COORDINATE THE STRUCTURAL DRAWINGS WITH

ALL OTHER DISCIPLINE DRAWINGS FOR PIPING.

EQUIPMENT, ANCHORS, CONDUITS, HOUSEKEEPING

PADS, AND ANY OTHER ITEMS ATTACHED TO OR

EMBEDDED IN STRUCTURAL ELEMENTS THAT MAY

NOT BE SHOWN.

B. ALL STEEL SHALL BE SHOP PRIMED AND PAINTED IN

ACCORDANCE WITH SPEC. 09 96 00.

KEYNOTES

1 CORRUGATED CORETEN ROOF PER

ARCHITECTURE. FASTENING PER MFR.

2 TYPICAL COLUMN AND BASE PLATE:HSS

4x4x1/4 W/ BASE PL3/4x9x9 W/ (4) 1/2" DIA x

12" EMBEDMENT ANCHOR RODS. RODS

TO BE F1554, GR 36, GALVANIZED.

NORTH RIM - GRAND CANYON NATIONAL PARK

TO GRADE

4027.50

AB

121S501

121S501

121S501

EL 4036.59

EL 4039.94

30°

EL 4035.69

WORK POINT

WORK POINT

WORK POINT

WORK POINT

RIDGE

EAVE

TO WP

WORK POINTWORK POINT

121S501

HSS COL PER PLAN

C5 PER PLAN

HSS PER PLAN

CORRUGATED CORETEN

ROOF, SEE ARCH. DRAWINGS

HSS PER PLAN

1/4

TYP

CAP PL 1/2"x6"x0'-6", TYP

1/4

TYP

WORK POINT

HSS COL. PER PLAN

HSS PER PLAN

C5 PER PLAN

1/4

TYP

1/4

TYP

1/4

TYP

3/8

TYP

L2x2x1/4

1"

WORK POINT

2'-5"

WORK POINT

7"

3"

6"

1/4"x12" BENT PLATE, SPACE AT 4'-0" INTERVALS.

HSS COL. PER PLAN

PL 1/2"X9"X0'-9"

w/(4) - 1/2" Ø ANCHOR BOLTS

5" EMBEDED

TYPICAL PIER:

18" DIAMETER CONCRETE PIER

W/ (6) #6 VERTS AND #3 TIES @ 12".

PLACE (4) TIES AT 3" SPACING AT

THE TOP OF PIER.

1 1/2" NON-SHRINK GROUT

1'-6"

HSS 4X2X1/2

1/4

TYP

"FINISHED GRADE

L2X2X1/4X 1'-4" ANGLE,

FOR BENCH. SINGLE ANGLE

ON THE ENDS AND DOUBLE

ON THE CENTER MEMBER

3/16

WORK POINT

3/16

HSS 4X2X1/4

4 INCH FACE VERTICAL

6"

1/4

TYP

WORK POINT

WORK POINT

ROOF PER PLAN

HSS COL PER PLAN

2'-10"

1/4

TYP

WORK POINT

HSS COLUMN PER PLAN HSS4X4X1/4

30°

CORETEN ROOF PER ARCH.

C5X6.7

BSCALE

ASCALE

3/4" = 1'-0"

SCALE OF FEET

0 1 2 3

1/2" = 1'-0" 2 0 2 4

SCALE OF FEET

DATE:

DESIGNED:

TECH. REVIEW:

SUB SHEET NO.

PMIS/PKG NO.

DRAWING NO.

SHEET

TITLE OF SHEET

OF

A/E FIRM

PRIME:

PM: MATTHEW GOUGH

DENVER, CO

HDR ENGINEERING, INC.

A u to d e s k D o c s /1

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S501

NORTH RIM - GRAND CANYON NATIONAL PARK

318719

SOLAR SHADE CANOPY

SECTION AND DETAILS

J. PEREZ

J. CORONADO

MAY 2026

J. PEREZ

182752121

PHOTOVOLTAIC SYSTEM

SCALE A121S501

A SECTION

SCALE B121S501

1 RIDGE DETAIL

SCALE B121S501

2 EAVE DETAIL

SCALE B121S501

3 CONCRETE PIER DETAIL

GENERAL NOTES

A. COORDINATE THE STRUCTURAL DRAWINGS WITH

ALL OTHER DISCIPLINE DRAWINGS FOR PIPING.

EQUIPMENT, ANCHORS. CONDUITS, HOUSEKEEPING

PADS, AND ANY OTHER ITEMS ATTACHED TO OR

EMBEDDED IN STRUCTURAL ELEMENTS THAT MAY

NOT BE SHOWN.

B. ATTACHMENT OF SOLAR ARRAY TO STRUCTURAL STEEL

BY SOLAR PANEL MANUFACTURER.

C. PROVIDE CAP 1/4 AT ENDS OF ALL EXPOSED HSS ENDS.

PROVIDE WEEP HOLES AT COLUMN BASES AS NEEDED.

SCALE A121S501

4 OVERHANG KICKBACK, TYP

SCALE A121S501

5 BRACE CONNECTION DETAIL

NORTH RIM - GRAND CANYON NATIONAL PARK

A 121A101

A

B

1 2 3

6'-4" 6'-4"

12'-8"

9' -0

COMPOSITE DECK BENCH

STEEL COLUMN STEEL BEAMS

COLUMN FOUNDATION

TO GRADE

4027.50

EAVE

4036.87

RIDGE

4040.20

AB

COMPOSITE DECK BOARD

BENCH2'-0" 2'-6" 2'-6" 2'-0"

PURLIN

TURN DOWN CORTEN ROOF PANEL

4' -0

COMPOSITE DECK

SPACER

CORRUGATED CORTEN ROOF PANEL;

UNFINISHED FOR NATURAL AGING

1"

1"

4" TS BRACE; SEE STRUCTURAL

4" TS BRACE; SEE STRUCTURAL

4" TS BRACE; SEE STRUCTURAL

9'-0"

MOUNTING

ANGLE

121A101

CHANNEL PURLIN; SEE FRAMING PLAN

5" / 1'-0"

2'-10"

NOTE: PAINT ALL STEEL

FRAME PER 09 98 00. DO NOT

PAINT CORTEN PANELS

MFR STANDARD

EDGE CLOSURE

TRIM

MFR STANDARD EDGE

CLOSURE TRIM

MFR STANDARD DRIP EDGE

CLOSURE TRIM

121A101

TO GRADE

4027.50

A

2" (1.3" x 3.4"x cont)

SQUARE EDGE

COMPOSITE DECK BOARD

1" (.94"x 2.75 x 4" @ 24"o.c. ) RIPPED SQUARE

EDGE COMPOSITE DECK

SPACER

2"x2"x1/4"x1'-4"

MOUNTING ANGLE W/

SLOTTED HOLES FOR

BENCH MOUNTING

2'-0"

(3) 1/4" CARRAGE BOLT

THRU MOUNTING ANGLE

AT EACH POST

SUPPORT

3" 1'

-2

MOUNTING PLATE;

SEE STRUCTURAL

NAIL THRU EACH VERT

MOUNT DECK BOARDS AT

SPACER FOR COMPOSITE

SLATTED BENCH SEAT

CUT AND CAP

OUTRIGGER END

DRILL (2) WEEP

HOLES AT

BOTTOM

17" - 19" SEAT

HEIGHT (ADA)

EAVE

4036.87

8"

PURLIN

TURN DOWN CORTEN ROOF

PANEL, ANCHOR W/ EXPOSED

ANCHORS PER MFR REQUIREMENT

CORRUGATED CORTEN ROOF PANEL;

UNFINISHED FOR NATURAL AGING

4" TS BRACE; SEE STRUCTURAL

MFR STANDARD DRIP EDGE

CLOSURE TRIM

BENT PLATE EDGE TRIM ANCHOR TRIM

BSCALE

ASCALE

SCALE OF FEET

12 6 12 1-1/2" = 1'-0"

1/2" = 1'-0" 2 0 2 4

SCALE OF FEET

DATE:

DESIGNED:

TECH. REVIEW:

SUB SHEET NO.

PMIS/PKG NO.

DRAWING NO.

SHEET

TITLE OF SHEET

OF

A/E FIRM

PRIME:

PM: MATTHEW GOUGH

DENVER, CO

HDR ENGINEERING, INC.

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AM

A101 NORTH RIM - GRAND CANYON NATIONAL PARK

318719

SOLAR SHADE CANOPY

ARCHITECTURAL PLAN AND

SECTION

R. McKINLEY

S. HEANEY

MAY 2026

D. SPERRY

182752121

PHOTOVOLTAIC SYSTEM

SCALE A121A101

1 SHADE STRUCTURE PLAN

SCALE A121A101

A A101/2 SHADE STRUCTURE SECTION

SCALE B121A101

2 BENCH DETAIL

SCALE B121A101

3 EAVE DETAIL

2026.05.01

GRADE

1" SCH. 40 PVC CONDUIT

(TYP.)

COMPACTED NATIVE SOIL

DC CONDUCTOR

(TYP.)

GROUND

CONDUCTOR

SCALE

GROUNDING DIAGRAM

NTS

121E501

SCALE

TRENCH SECTION - PV DC CIRCUIT

NTS

121E501

6" (MIN)

NOTES:

1. SHADE STRUCTURE SHALL BE CONTINUOUSLY BONDED BY SEPARATE

GROUND BONDS OR MECHANICAL CONNECTIONS UL-LISTED FOR THE

PURPOSE. BOND ALL STRUCTURAL MEMBERS, SUPPORT PILES, AND

CONCRETE REBAR.

2. BOND PV MODULE FRAMES TO MODULE RACKING AND STRUCTURE

WITH "WEEB" CLIPS OR EQUIVALENT.

3. BURIED GROUND CONNECTIONS SHALL BE EXOTHERMIC WELDS OR

OTHER IRREVERSIBLE CONNECTION.

4. BOND EQUIPMENT GROUND TO EQUIPMENT PAD REBAR WHERE

APPLICABLE.

2" (MIN)

#4/0 AWG GROUND RING

PLACED 1' FROM SHADE

STRUCTURE GROUND ROD CONNECTED

TO GROUND RING

NOTE 2

NOTE 3

#10 AWG TO

INVERTER

#6 AWG TO BATTERY

ENCLOSURE

#4/0 AWG TO

GROUND RING

#8 AWG TO

GROUND ROD

FRAME

CONNECTION

(TYP.)

GRADE

2" SCH. 40 PVC CONDUIT

(TYP.)

COMPACTED NATIVE SOIL

DC CONDUCTOR

(TYP.)

SCALE

TRENCH SECTION - BESS DC CIRCUIT

NTS

121E501

6" (MIN)

GRADE

1" SCH. 40 PVC CONDUIT

(TYP.)

COMPACTED NATIVE SOIL

AC CONDUCTOR

(TYP.)

GROUND

CONDUCTOR

SCALE

TRENCH SECTION - AC CIRCUIT

NTS

121E501

6" (MIN)

#10 AWG TO SERVICE

DISCONNECT

#2 AWG TO

GROUND ROD

EXIST GROUND TO

SERVICE DISCONNECT

NORTH RIM - GRAND CANYON NATIONAL PARK

PV PANELS

1" SCH 80 PVC CONDUIT CLAMP

1" SCH 80 PVC CONDUIT

SHADE STRUCTURE SUPPORT

FINISHED GRADE

TO COMBINER BOXES

DC (+) CONDUCTOR

BATTERY

ENCLOSURE

LI-ION

BATTERY

DC (-)

CONDUCTOR

ENCLOSURE GROUND CONDUCTOR

2" SCH 40 PVC (TYP)

TO INVERTER

CONCRETE PAD

PER STD DETAIL

3/003S501

GRADE

WEATHERHEAD

INVERTER A

DC

BREAKER

BOX

CHARGE

CONTROLLER

A

INVERTER B

" M

IN

IM

U M

" M

AX

IM

U M

COMBINER A COMBINER B

2" SCH 80 PVC FROM

BATTERY ENCLOSURE

72" MINIMUM

1" SCH 80 PVC FROM PV ARRAY

1" SCH 80 PVC FROM PV ARRAY

2" SCH 80 PVC TO MAIN RANGER

STATION DISCONNECT.

MODULAR EQUIPMENT

RACK

NEMA 3R ENCLOSURE

SEE GROUNDING DETAIL

ON SHEET 000E502

GRADE

RANGER STATION WALL

MAIN RANGER STATION

SERVICE DISCONNECT

SECURE CONDUIT TO WALL

WITH CONDUIT CLAMP

WHERE NECESSARY

SCH80 PVC

SCH40 PVC

36" 24" MINIMUM

NOTE E

48" MINIMUM

" M

IN

IM

U

M CHARGE

CONTROLLER

B

AC

BREAKER

BOX

INVERTER SYSTEM

SIDE VIEWFRONT VIEW

MODULAR STRUT

SHADE COVER

CONCRETE PAD

FLAT PLATE FITTING (TYP.)

NEMA 3R ENCLOSURE

1/2 HEIGHT MODULAR

STRUT

ANGULAR FITTING (TYP.)

GRADE

SHADE COVER

NORTH RIM - GRAND CANYON NATIONAL PARK

TO COMBINER BOX 1

TO COMBINER BOX 1

TO COMBINER BOX 2

TO COMBINER BOX 2

SCALE

PV MODULE CONNECTOR DETAIL

NTS

121E503 SCALE

PV DISCONNECT SWITCH WARNING SIGN

NTS

121E503 SCALE

PV DISCONNECT SWITCH WARNING SIGN

NTS

121E503

CONNECTORS SHALL BE:

1. OF THE SAME MANUFACTURER

2. LOCKING TYPE, 1000VDC

3. COMPATIBLE WITH MANUFACTURER'S SUPPLIED CONNECTORS

4. CRIMPED ONTO THE SOURCE CIRCUIT WIRE USING PROCEDURE

5. TOOLS RECOMMENDED BY MANUFACTURER

6. SECURED SO NOT SUBJECTED TO RAIN DIRECTLY

SCALE

TYPICAL PV WIRE MANAGEMENT

NTS

121E503

DETAILS NOTES:

1. DO NOT STRAIN MANUFACTURER INSTALLED MODULE LEADS.

2. SECURE WIRES TO MODULE FRAME WITH STAINLESS STEEL METAL

CLIP. CLIPS SHALL BE SIZED APPROPRIATELY TO SECURELY FASTEN

THE CABLE SIZE/QUANTITY AS SPECIFIED IN THE DESIGN.

3. ENSURE CONNECTORS ARE UNDER THE MODULES, PROTECTED FROM

ELEMENTS, NOT IN THE GAP BETWEEN MODULES.

PHOTOVOLTAIC

DISCONNECT SWITCH

WARNING:

ELECTRIC SHOCK HAZARD. DO NOT TOUCH

TERMINALS. TERMINALS ON BOTH THE

LINE AND LOAD SIDE MAY ENERGIZED IN

THE OPEN POSITION.

OPERATING CURRENT: 26 AMPS

OPERATING VOLTAGE: 98.2V DC

MAXIMUM CURRENT: 27.5 AMPS

MAXIMUM VOLTAGE: 117.1V DC

ELECTRIC SHOCK HAZARD. DO NOT

TOUCH TERMINALS. TERMINALS ON

BOTH THE LINE AND LOAD SIDES MAY

BE ENERGIZED IN THE OPEN

POSITION.

WARNING:

DETAILS NOTES:

1. PROVIDE WARNING SIGN FOR EACH PV COMBINER/DISCONNECT.

DETAILS NOTES:

1. PROVIDE WARNING LABEL FOR BATTERY ENCLOSURE AND INVERTER UNIT.

NORTH RIM - GRAND CANYON NATIONAL PARK

DC NEGATIVE

BUS BAR

DC POSITIVE

BUS BAR

2 #4/0 AWG CU

1 #6 AWG CU GW

2"C

4 #10 AWG CU

2 #10 AWG CU

1"C

2 #6 AWG CU

1 #8 AWG CU GW

1"C

NOTE I (TYP.)

4#10 AWG CU

1#10 AWG GW

2"C

SHUNT (TYP.)

NORTH RIM - GRAND CANYON NATIONAL PARK