AvioGates_Plan_35%.pdf

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Attached to
CMAR - Santa Ana River (E01) Avio Tide Gates Replacement
Solicitation number
RFP-080-2878902-TV
Issued by
Orange County, San Francisco City, California

About this file

This is a construction plans document prepared by Orange County Public Works for the Santa Ana River (EO1) Avio Tide Gates Replacement project located in Santa Ana, California. The project involves the replacement of two existing "Avio-style" mechanical level control tide gates that regulate tidal exchange to maintain marsh water levels and provide flood control protection. The gates currently suffer from corrosion, failing coatings, and damaged trash racks requiring replacement to ensure safe and reliable operation. The 35% preliminary design submittal includes 13 sheets of construction documents detailing demolition plans, structural repairs, concrete rehabilitation, trash rack replacement, and new canopy framing. The project encompasses two gate locations (North Gate and South Gate) with construction access routes identified via Pacific Coast Highway near the Santa Ana River in Orange County. Environmental controls are specified to minimize sediment transport, manage construction waste, and prevent stormwater pollution during construction activities in the sensitive tidal habitat area.

The construction documents specify that all structural steel components shall be fabricated from stainless steel Type 316L for enhanced corrosion resistance appropriate to the coastal environment. Cast-in-place concrete must achieve a minimum 28-day compressive strength of 5000 PSI with Portland Cement Type II and a maximum water/cement ratio of 0.38. Post-installed anchors are specified as 5/8" diameter stainless steel with specific epoxy grout systems, and all stainless steel welding must comply with AWS D1.6/D1.6M standards with AWS-certified welders. The contractor is required to field-verify all existing conditions and coordinate with Orange County Public Works staff regarding public trail closures, staging areas, and environmental compliance throughout the construction process. Work is limited to low tide hours and dry weather conditions due to the project location within the tidal zone of a sensitive habitat area.

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SHEET 1 OF 13LOCATION MAP

(NOT TO SCALE)

INDICATES AREA

SHOWN ON

LOCATION MAP

VICINITY MAP

(NOT TO SCALE)

PROJECT LIMIT

KEVIN ONUMA, DIRECTOR

SANTA ANA, CALIFORNIA

PublicWorks

County of Orange

DECEMBER 2025

DO. 080-25016706

PLANS FOR CONSTRUCTION OF

SANTA ANA RIVER (EO1)

ORANGE COUNTY, CA

SANTA ANA RIVER (EO1)

AVIO TIDE GATES REPLACEMENT

INDEX OF DRAWINGS

SHEET SHEET REF DESCRIPTION

1 G-000 TITLE SHEET

2 G-001 NOTES AND ABBREVIATIONS

3 C-001 PROJECT WORK AREA AND ACCESS

4 C-002 DEMOLITION PLAN AND SECTION

5 C-003 DEMOLITION DETAILS - 1 OF 2

6 C-004 DEMOLITION DETAILS - 2 OF 2

7 S-001 STRUCTURAL NOTES

8 S-002 STRUCTURAL PLAN AND SECTION

9 S-003 CONCRETE REPAIR DETAILS - 1 OF 2

10 S-004 CONCRETE REPAIR DETAILS - 2 OF 2

11 S-005 TRASH RACK DETAILS

11 S-006 CANOPY FRAMING PLAN AND SIDE ELEVATION

13 S-007 CANOPY DETAILS

35% PROGRESS SET

PRELIMINARY - 35% SUBMITTAL

DO NOT USE FOR CONSTRUCTION

GENERAL ENVIRONMENTAL NOTES:

1. SEDIMENT FROM AREAS DISTURBED BY CONSTRUCTION SHALL BE RETAINED ON SITE USING

STRUCTURAL CONTROLS TO THE MAXIMUM EXTENT PRACTICAL.

2. APPROPRIATE BMPS FOR CONSTRUCTION-RELATED MATERIALS, WASTES, SPILLS OR RESIDUES SHALL BE IMPLEMENTED TO MINIMIZE TRANSPORT FROM THE SITE TO STREETS, DRAINAGE FACILITIES, OR ADJOINING PROPERTIES BY WIND OR RUNOFF. USE BIODEGRADABLE BMPs, AS PRACTICAL.

3. RUNOFF FROM EQUIPMENT AND VEHICLE WASHING SHALL BE CONTAINED AT CONSTRUCTION SITES

UNLESS TREATED TO REDUCE OR REMOVE SEDIMENT AND OTHER POLLUTANTS.

4. CONTRACTOR SHALL COMPLY WITH ALL APPLICABLE REGULATORY PERMITS.

5. AT THE END OF EACH DAY OF CONSTRUCTION ACTIVITY ALL CONSTRUCTION DEBRIS AND WASTE

MATERIALS SHALL BE COLLECTED AND PROPERLY DISPOSED IN TRASH OR RECYCLE BINS.

6. CONSTRUCTION SITES SHALL BE MAINTAINED IN SUCH A CONDITION THAT A STORM DOES NOT CARRY

WASTES OR POLLUTANTS OFF THE SITE. DISCHARGERS OTHER THAN STORMWATER

(NON-STORMWATER DISCHARGES) ARE AUTHORIZED UNDER CALIFORNIA GENERAL PERMIT FOR STORM WATER DISCHARGES ASSOCIATED WITH CONSTRUCTION ACTIVITY ONLY WHERE THEY DO NOT CAUSE OR CONTRIBUTE TO A VIOLATION OF ANY WATER QUALITY STANDARD AND ARE CONTROLLED THROUGH

IMPLEMENTATION OF APPROPRIATE BMPS FOR ELIMINATION OR REDUCTION OF POLUTANTS.

NON-STORMWATER DISCHARGES MUST BE ELIMINATED OR REDUCED TO THE EXTENT FEASIBLE.

POTENTIAL POLLUTANTS INCLUDE BUT ARE NOT LIMITED TO SOLID OR LIQUID CHEMICAL SPILLS:

WASTES FROM PAINTS STAINS, SEALANTS, SOLVENTS, DETERGENTS, GLUES, LIME, PESTICIDES, HERBICIDES, FERTILIZERS, WOOD PRESERVATIVES, ASBESTOS FIBERS, AND PAINT FLAKES OR STUCCO FRAGMENTS; FUELS OILS, LUBRICANTS AND HYDRAULIC, RADIATOR OR BATTERY FLUIDS; CONCRETE

AND RELATED CUTTING OR CURING RESIDUES; FLOATABLE WASTES, WASTES FROM ANY

ENGINE/EQUIPMENT STEAM CLEANING OR CHEMICAL DEGREASING; FLUSHING AND TESTING.

DURING CONSTRUCTION DISPOSAL OF SUCH MATERIALS SHOULD OCCUR IN A SPECIFIED AND

CONTROLLED TEMPORARY AREA ON-SITE PHYSICALLY SEPARATED FROM POTENTIAL STORMWATER

RUNOFF, WITH ULTIMATE DISPOSAL IN ACCORDANCE WITH LOCAL, STATE AND FEDERAL

REQUIREMENTS

7. ANY SPILLAGE OF FUELS, OIL OR HAZARDOUS MATERIAL FROM CONSTRUCTION EQUIPMENT OR VEHICLES OR SIGNIFICANT RELEASES OF SEDIMENT DUE TO CONSTRUCTION EQUIPMENT OR VEHICLES OR SIGNIFICANT RELEASES OF SEDIMENT DUE TO CONSTRUCTION ACTIVITIES OR BMP FAILURES IMPACTING DOWNSTREAM STORM DRAIN AREAS MUST BE IMMEDIATELY AND PROPERLY CLEANED UP

AND REMOVED FROM THE OCFCD'S RIGHT-OF-WAY. FOR SPILLS OF SIGNIFICANT VOLUME,

NOTIFICATIONS MUST BE IMMEDIATELY MADE TO OC PUBLIC WORKS/ENVIRONMENTAL RESOURCES FOR ASSESSMENT OF BEST CORRECTIVE ACTION. CONTAMINATED WATER, SOIL, SAND OR MATERIAL AND HAZARDOUS WASTES GENERATED FROM THE CLEANUP MUST BE DISPOSED BY APPROVED METHODS, CONTRACTOR ASSUMES FULL RESPONSIBILITY FOR COSTS TO INVESTIGATE EXTENT OF

CONTAMINATION, CLEANUP, WASTES REMOVAL AND IMPLEMENTATION OF AN APPROVED REMEDIAL ACTION PLAN FOR THE RELEASE OF ANY WASTES OR HAZARDOUS MATERIALS THAT RESULT IN SOIL AND GROUNDWATER CONTAMINATION. NOTIFICATIONS OF SPILLS AND SIGNIFICANT RELEASES OF SEDIMENT DUE TO CONSTRUCTION ACTIVITIES OR BMP FAILURES IMPACTING DOWNSTREAM AREAS OR STORM DRAINS MUST BE IMMEDIATELY MADE TO OC PUBLIC WORKS/ENVIRONMENTAL RESOURCES, ATTENTION: DUC NGUYEN (714) 955-0676. AFTER HOUIRS SPILL NOTIFICATION SHOULD BE MADE

THROUGH ORANGE COUNTY SHERIFF'S COMMUNICATIONS CONTROL 1 BY DIALING 911.

8. CONTRACTOR SHALL BE AWARE THAT THIS WORK IS IN A SENSITIVE HABITAT AREA. CONSTRUCTION

ACTIVITIES SHALL BE LIMITED TO THE AREAS SHOWN ON THE PLANS.

9. WORK INVOLVES CONSTRUCTION WITHIN THE TIDAL ZONE. WORK DURING LOW TIDE HOURS AND DRY

WEATHER CONDITIONS IS ADVISED.

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DO NOT USE FOR CONSTRUCTION

ABBREVIATIONS:

BMPS BEST MANAGEMENT PRACTICES

OC ORANGE COUNTY

OCFDC ORANGE COUNTY FLOOD CONTROL DISTRICT

PACIFIC COAST HIGHWAY

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CONSTRUCTION

ACCESS ROUTE

PROJECT SITE:

SOUTH GATE

LATITUDE: 33.631002°

LONGITUDE: -117.956482°

CONSTRUCTION

ACCESS LOCATION

PROJECT SITE:

NORTH GATE

LATITUDE: 33.635075°

LONGITUDE: -117.954924°

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300' 0' 300' 600'

SCALE: 1''=300'

NOTES:

1. CONTRACTOR SHALL COORDINATE WITH OCPW STAFF

REGARDING CLOSURE OF PUBLIC TRAIL DURING CONSTRUCTION.

CONTRACTOR SHALL ENSURE PUBLIC SAFETY AT ALL TIMES.

2. CONTRACTOR SHALL COORDINATE WITH OCPW STAFF TO

DETERMINE SUITABLE STAGING AREA(S).

LEGEND

PROJECT WORK AREA

CONSTRUCTION ACCESS ROUTE

X

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EXISTING CATWALK TO BE

TEMPORARILY REMOVED FOR

CONSTRUCTION ACCESS AND

SAVAGED FOR REINSTALLATION.

SEE PHOTO 2 ON SHEET C-003

XXXXXXXXXXXXX

EXISTING TRASH RACK "A".

TO BE DEMOLISHED. SEE

PHOTO 1 ON SHEET C-003

TOP OF LEVEE

EXISTING CHAIN LINK FENCE TO

BE TEMPORARILY REMOVED FOR

CONSTRUCTION ACCESS AND

SAVAGED FOR REINSTALLATION

EXISTING CHAIN LINK

FENCE TO REMAIN

EXISTING AUTO-LEVEL GATE.

TO BE DEMOLISHED. SEE

PHOTO 3 ON SHEET C-003.

EXISTING TIMBER AND STEEL

CANOPY. TO BE DEMOLISHED.

SEE PHOTO 4 ON SHEET C-003

EXISTING AUTO-LEVEL GATE. TO

BE DEMOLISHED. SEE PHOTO 3

ON SHEET C-003.

EXISTING TIMBER AND STEEL

CANOPY. TO BE DEMOLISHED.

SEE PHOTO 4 ON SHEET C-003

EXISTING CATWALK

TO REMAIN.

SEE PHOTO 2 ON

SHEET C-003

EXISTING TRASH

RACK "A". TO BE

DEMOLISHED.

SEE PHOTO 1 ON

SHEET C-003

A1

SEDIMENT AND DEBRIS

TO BE REMOVED

VARIES

EXISTING TRASH RACK "B".

TO BE DEMOLISHED. SEE

PHOTO 5 ON SHEET C-003

EXISTING TRASH RACK "B".

TO BE DEMOLISHED. SEE

PHOTO 5 ON SHEET C-003

EXISTING STEEL CHANNEL

SUPPORT TO BE DEMOLISHED.

SEE PHOTO 6 ON SHEET C-003

EXISTING STEEL CHANNEL SUPPORT TO BE

DEMOLISHED (TYP). SEE PHOTO 6 ON SHEET C-003

BANNING

CHANNEL BIKEWAY

BANNING

CHANNEL BIKEWAY

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SECTION - STRUCTURE DEMOLITION

SCALE: 1/4" = 1'-0"

C1

PLAN - STRUCTURE DEMOLITION

SCALE: 1/4" = 1'-0"

LEGEND:

STRUCTURE FOR DEMOLITION

SEDIMENTATION AND DEBRIS FOR REMOVAL

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NORTH - PHOTO 1

EXISTING TRASH RACK "A"

N.T.S.

NORTH - PHOTO 3

EXISTING AUTO-LEVEL GATE

N.T.S.

NORTH - PHOTO 5

EXISTING TRASH RACK "B"

N.T.S.

NORTH - PHOTO 2

EXISTING CATWALK (TO REMAIN)

N.T.S.

NORTH - PHOTO 4

EXISTING TIMBER AND STEEL CANOPY

N.T.S.

NORTH - PHOTO 6

EXISTING STEEL CHANNEL SUPPORT

N.T.S.

SOUTH - PHOTO 1

EXISTING TRASH RACK "A"

N.T.S.

SOUTH - PHOTO 3

EXISTING AUTO-LEVEL GATE

N.T.S.

SOUTH - PHOTO 5

EXISTING TRASH RACK "B"

N.T.S.

SOUTH - PHOTO 2

EXISTING CATWALK (TO REMAIN)

N.T.S.

SOUTH - PHOTO 4

EXISTING TIMBER AND STEEL CANOPY

N.T.S.

SOUTH - PHOTO 6

EXISTING STEEL CHANNEL SUPPORT

N.T.S.

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NORTH - PHOTO 7

EXISTING PIN ANCHORAGE

N.T.S.

SOUTH - PHOTO 7

EXISTING PIN ANCHORAGE

N.T.S.

STRUCTURAL NOTES:

1. THE STRUCTURAL NOTES ARE INTENDED FOR USE IN CONJUNCTION WITH THE PROJECT

SPECIFICATIONS. IN THE EVENT OF A CONFLICT BETWEEN THE TWO, THE PROJECT

SPECIFICATIONS SHALL SUPERSEDE THE STRUCTURAL NOTES. ANY DISCREPANCY SHALL

BE BROUGHT TO THE ATTENTION OF THE ENGINEER.

2. THE CONTRACTOR SHALL FIELD VERIFY ALL EXISTING CONDITIONS. THE ENGINEER SHALL

BE NOTIFIED IF ANY DISCREPANCY BETWEEN THE EXISTING CONDITIONS AND THE

CONSTRUCTION DOCUMENTS.

MATERIALS, FABRICATION AND INSTALLATION

1. GENERAL: MATERIAL INFORMATION AND REQUIREMENTS PROVIDED ON DRAWINGS ARE

CONDENSED SUMMARY REQUIREMENTS PRESENTED FOR CONTRACTORS CONVENIENCE.

FOR COMPLETE REQUIREMENTS, SEE SPECIFICATIONS.

2. CONCRETE:

A. MINIMUM 28-DAY COMPRESSIVE STRENGTH:

a. CAST IN PLACE CONCRETE: 5000 PSI

B. PORTLAND CEMENT TYPE II, WATER/CEMENT 0.38 MAXIMUM.

C. MINIMUM CONCRETE COVER TO REINFORCEMENT VARIES, SEE STRUCTURAL DRAWINGS.

D. CHAMFER ALL CONCRETE EDGES AND RE-ENTRANT CORNERS WITH A 1 INCH, 45 DEGREE

CHAMFER, UNLESS OTHERWISE NOTED.

E. CONCRETE SHALL HAVE ANTI-CORROSIVE ADMIXTURES IN ACCORDANCE WITH

SPECIFICATIONS.

F. ALL JOINTS BETWEEN CAST-IN-PLACE CONCRETE AND HARDENED CONCRETE SHALL BE

CLEAN WITH A ROUGHENED SURFACE OF 1/4" AMPLITUDE AND COATED WITH AN

APPROVED BONDING COMPOUND.

3. REINFORCING STEEL:

A. DEFORMED STEEL REINFORCEMENT SHALL COMPLY WITH ASTM A615 GRADE 60, AND

SHALL BE UNCOATED UNLESS OTHERWISE NOTED.

B. REBARS REQUIRING WELDING SHALL BE ASTM A706.

C. ALL DETAILING, FABRICATIONS, AND ERECTION OF REINFORCING STEEL SHALL CONFORM

TO THE ACI DETAILING MANUAL, SP-66. ALL REINFORCING BAR BENDS SHALL BE MADE

COLD.

D. BARS SHALL BE CLEAN OF RUST, GREASE, OR OTHER MATERIALS LIKELY TO IMPAIR

BOND.

E. ALL REINFORCEMENT SHALL BE EQUALLY SPACED WITHIN EACH MEMBER UON.

F. REINFORCING BARS SHALL BE SECURELY SUPPORTED ON WELL CURED CONCRETE

BLOCKS OR APPROVED PLASTIC CHAIRS PRIOR TO PLACING CONCRETE.

4. STAINLESS STEEL:

A. ALL STAINLESS STEEL COMPONENTS SHALL BE FABRICATED FROM ASTM A240 TYPE 316L

STAINLESS STEEL FOR ENHANCED CORROSION RESISTANCE APPROPRIATE TO THE

COASTAL ENVIRONMENT.

B. STAINLESS STEEL COMPONENTS SHALL HAVE A NO. 4 BRUSHED FINISH, UNLESS NOTED

OTHERWISE. ALL FINISHES MUST BE CONSISTENT AND APPROPRIATE FOR EXPOSED

ARCHITECTURAL USE.

C. ALL STAINLESS STEEL WELDING SHALL COMPLY WITH AWS D1.6/D1.6M –STRUCTURAL

WELDING CODE – STAINLESS STEEL, PER NYCBC 2022 §1705.2 AND §2204. WELDERS MUST

BE AWS-CERTIFIED AND MEET NYC SPECIAL INSPECTION REQUIREMENTS.

D. FIELD WELDING OF STAINLESS STEEL SHALL USE GTAW (TIG) OR OTHER

LOW-HEAT-INPUTPROCESSES TO MINIMIZE DISTORTION AND OXIDATION. USE FILLER

METAL COMPATIBLE WITH TYPE 316 (E.G., ER316L).

E. ALL WELDS SHALL BE POST-WELD CLEANED AND PASSIVATED USING MECHANICAL AND

CHEMICAL MEANS (E.G., ACID-BASED PASSIVATION) TO RESTORE CORROSION

RESISTANCE AND ENSURE SURFACE QUALITY.

F. PREVENT GALVANIC CORROSION BETWEEN STAINLESS STEEL AND DISSIMILAR METALS

BY USING DIELECTRIC SEPARATORS (E.G., GASKETS, SLEEVES, OR COATINGS) AT

CONTACT POINTS.

G. PROTECT STAINLESS STEEL COMPONENTS DURING FABRICATION, DELIVERY, AND

INSTALLATION. DO NOT PERMIT CONTACT WITH CARBON STEEL TOOLS, GRINDING DUST,

OR CHLORIDE-BEARING MATERIALS. PROTECT ON SITE FROM CONSTRUCTION DEBRIS,

CONCRETE SPLATTER, OR STANDING WATER.

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PROPOSED

TRASH RACK "A"

SEE SHEET S-005

PROPOSED

TRASH RACK "B"

SEE SHEET S-005

PROPOSED

TRASH RACK "A"

SEE SHEET S-005

PROPOSED

TRASH RACK "B"

SEE SHEET S-005

PROPOSED

CANOPY

SEE SHEET S-006

PROPOSED

CANOPY

SEE SHEET S-006

PROPOSED

AUTOMATIC

WATER LEVEL

GATE

PROPOSED

AUTOMATIC

WATER LEVEL

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SCALE: 1/4" = 1'-0"

1" MIN.

TYP

SAW CUT EDGE

2 1/2" (MIN)

D = DEPTH OF CRACK

INJECTION PORT

(TYPICAL)

SPACING OF PORTS (D) VARIES,

MAXIMUM SPACING IS 12"

D

D

D

D

D

END OF CRACK

ROUGHEN TO 1/4"

AMPLITUDE

REMOVE LOOSE CONC. TO

SOUND CONC AND PATCH W/

APPROVED REPAIR MORTAR

#5 BAR

4" MIN

VARIES

1/2" SAWCUT (TYP)

CHAMFER

NEW REINFORCING WHERE REQUIRED

SEE S-004

NOTE:

WHEN REINFORCING IS ENCOUNTERED EXPOSE

REBARS MIN 3/4" CLEAR FROM CONCRETE SUBSTRATE.

PLAN/ELEVATION

TEMPORARY SEAL TO BE REMOVED

UPON INJECTION COMPLETION WHERE

SURFACE IS EXPOSED TO PUBLIC VIEW

D1 S-003

DETAIL - BOTTOM FACE SPALL REPAIR

SCALE: NONE

BUILD-UP W/ APPROVED

REPAIR MORTAR

SECTION

(SPALLS UP TO 6")

A1 S-003

DETAIL - STRUCTURAL CRACK REPAIR

SCALE: NONE

C3 S-003

DETAIL - TYPICAL EDGE SPALL REPAIR

SCALE: NONE

(SPALLS LARGER THAN 6")

REMOVE LOOSE CONC. TO

SOUND CONC. AND PATCH W/

APPROVED REPAIR MORTAR

1/2" DIA @ 8"

THREADED ROD W/

NUT (TYP), 3 1/2" PROJ

EXISTING CONCRETE

CRACK IN CONCRETE

COAT SOUND CONCRETE

SURFACE WITH EPOXY BONDING

COMPOUND

EXISTING OR REPAIRED

CONFINEMENT REINFORCEMENT

RECOMMENDED CONCRETE REPAIR PROCEDURE:

1. SAW CUT PERIMETER OF DETERIORATED, SPALLED, OR UNSOUND

CONCRETE. CHIP OUT ALL LOOSE CONCRETE WITH CHIPPING HAMMER.

NO REINFORCEMENT SHALL BE CUT.

2. CHIP OUT AND EXPOSE ALL OF THE CIRCUMFERENCE OF EXPOSED REBAR.

REMOVE CONCRETE A MINIMUM OF 3/4" BEHIND THE EXPOSED BAR.

3. REFER TO S-004 FOR ALLOWABLE CORRODED REBAR DIAMETER. SPLICE

NEW REBAR AS NEEDED PER DETAILS ON S-004.

4. USE COMPRESSED AIR (90 PSI) OR POWERWASH (4,000 PSI) AREA TO

REMOVE LOOSE CONCRETE RESIDUE.

5. APPLY FX-406 ZINC RICH PRIMER OR EQUIVALENT TO ALL OF THE EXPOSED

REBAR. RUST FROM REBAR SHALL BE REMOVED PRIOR TO APPLICATION.

FOLLOW MANUFACTURER’S APPLICATION INSTRUCTIONS.

4. APPLY FX-752 HYDRO-ESTER EPOXY BONDING AGENT OR SIKA ARMATEC

110 BONDING AGENT TO AREA TO BE REPAIRED. FOLLOW

MANUFACTURER’S APPLICATION INSTRUCTIONS.

5. APPLY APPROVED CONCRETE OR EMBEDDING MORTAR TO AFFECTED

AREA. FOLLOW MANUFACTURER’S APPLICATION INSTRUCTIONS.

HEADED STUD, TYP, 1/2" Ø @ 8" O.C.

CHAMFER

SAWCUT

COAT SOUND CONCRETE SURFACE

WITH EPOXY BONDING COMPOUND

D= DEPTH OF SPALL

SEE NOTE 2

NOTES:

1. PREPARE SURFACE PRIOR TO APPLYING REPAIR MORTAR IN ACCORDANCE WITH THE

DETAILS, SPECIFICATIONS, AND ACI 301.

2. WHEN REINFORCING IS ENCOUNTERED, EXPOSE REBAR MIN 3/4" BEHIND THE EXPOSED BAR.

3. REFER TO S-004 FOR ALLOWABLE CORRODED REBAR DIAMETER. SPLICE NEW REBAR AS

NEEDED PER DETAILS ON S-004.

L=LENGTH

OF SPALL

1/2" SAW CUT EDGE

AT PERIPHERY OF

REPAIR AREA, (TYP)

W=WIDTH

OF SPALL

4"

CLR

1/2" MIN.

SAWCUT DEPTH

C O

N C

R E

TE

R

E P

A

IR

D E

TA

IL

S

O

F

S-003

Sheet Reference Number

O R

A N

G E

C O

U N

TY

P

U B

LI

C

W O

R K

S

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

S C

A

LE

D R

A W

IN

G

C O

D E

FI

LE

N A

M E

P

LO

T D

A

TE

D R

A W

N B

Y

N

CO

UN

ORA

GE

OFIL

AC

RN I

A

OF

PR

EP

AR

ED

B Y:

M O

FF

AT

T

NI

CH

O L

S A

N

TA

A N

A R

IV

E

R (E

O 1)

A V

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G A

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S

R E

P

LA

C E

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N T

TY

A S

S H

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M

TD

SHEET OF 13

PRELIMINARY - 35% SUBMITTAL

45° BEND

1/8"

CJP, HORIZ

60° 45°

CJP, VERT

45°

BACK

GOUGE

S(E) L S(E) L D

D

DOWEL BAR NOTES:

1. EPOXY ANCHORS SHALL BE CONTRACT SPECIFICATIONS OR APPROVED EQUAL

(SPECIAL INSPECTION REQUIRED). ANCHORS SHALL BE INSTALLED IN

CONFORMANCE TO ALL MANUFACTURER'S RECOMMENDATIONS.

2. ANCHOR SHALL NOT BE EPOXY COATED AND SHALL BE FREE OF OIL, SCALE AND

RUST. ANCHORS TO BE HOT-DIPPED GALVANIZED, UON.

3. UNLESS OTHERWISE APPROVED, HOLES TO RECEIVE DOWELS SHALL BE PER

MANUFACTURER'S RECOMMENDATION.

4. PRIOR TO DRILLING, LOCATE EXISTING REINFORCEMENT THEN COORDINATE

DOWEL LOCATIONS TO PREVENT DAMAGING THE EXISTING REINFORCEMENT.

5. HOLES SHALL BE CLEANED IN CONFORMANCE WITH ANCHOR SYSTEM

MANUFACTURER'S INSTRUCTIONS.

6. MIXING OF ADHESIVE SHALL BE IN CONFORMANCE WITH MANUFACTURER'S

RECOMMENDATIONS.

7. ANCHORS SHALL NOT BE DISTURBED DURING THE SET TIME.

8. SPECIAL INSPECTION IS REQUIRED.

9. EPOXY GROUT SUBMITTAL SHALL INCLUDE A CURRENT ICC-ES EVALUATION

REPORT.

10. DOWELS OR ANCHOR RODS SHALL BE SECURED UNTIL EPOXY GROUT HAS

CURED FOR 24 HOURS.

11. A MINIMUM OF 3 OR 10% OF POST INSTALLED ANCHORS SHALL BE PULL TESTED

BY A QUALIFIED AGENT (SPECIAL INSPECTION).

C1 S-004

SECTION - TYPICAL DOWEL INSTALLATION

SCALE: NTS

ORIGINAL MILL SCALE

UNOXIDIZED SECTION

LIGHT TO MEDIUM

OXIDIZED SECTION

(CLEANING REQ'D)

HEAVY TO MEDIUM

OXIDIZED SECTION

B A

R D

IA

d b

NOTES:

1. REMOVE ALL HEAVY CORROSION & SCALE FROM REINFORCING BARS BY HAND TOOLS OR

WIRE BRUSH.

2. IF REINFORCING BAR DIAMETER, AFTER CLEANING, IS LESS THAN THAT SHOWN IN

ALLOWABLE BAR DIAMETER CHART, REPLACE PER.

D1 S-004

DETAIL - TYPICAL ALLOWABLE BAR DIAMETER CHART

SCALE: NTS

S-004

EXISTING CONCRETE

DEVELOPMENT LENGTH

UON

DOWEL OR

THREADED ROD

12B OR

6" MIN UNO

DRILL PER MFR'S

INSTRUCTORS

ALLOWABLE BAR

DIAMETER CHART

BAR SIZE

#3 5/16"

#4 3/8"

#5 1/2"

#6 5/8"

#7 11/16"

#8 7/8"

BAR

SIZE #3 #4 #5 #6 #7 #8

D 1 1/2" 2" 2 1/2" 4 1/2" 5 1/4" 6"

6db (3" MIN) db D

90° HOOK

db

6 db (3 M

IN)

135° HOOK

C3 S-004

DETAIL - TYPICAL STIRRUPS AND HOOKS

SCALE: NTS

db

D

180° HOOK

4DB OR 2 1/2" MIN

db

D

D

D db db

B3 S-004

DETAIL - TYPICAL REINFORCING HOOKS

SCALE: NTS

NOTES:

D=6db FOR #3 THRU #8 D=8db FOR #9 THRU #11 D=10db FOR #14 THRU #18

REINFORCING WELDING NOTES:

1. CHIP, GRIND, OR GOUGE TO SOUND METAL BEFORE WELDING.

2. USE DETAILS 'A' AND 'C' FOR #9 BAR AND LARGER, DETAIL 'B' FOR #6 TO #8 BAR

AND DETAILS 'D' AND 'E' FOR #5 BAR AND SMALLER.

3. USE E90 ELECTRODES FOR GR 60.

4. SEE AWS D1.4 FOR WELDING PROCESS AND OTHER DETAILS.

5. TO REPAIR THE DAMAGES IN THE GALVANIZED COATINGS OF THE WELD

AFFECTED AREA, SEE ASTM A780.

6. REBARS SHALL HAVE ABSOLUTE MINIMUM COVER OF 1 1/2". ALL THE REBARS

WITH COVER LESS THAN OR EQUAL TO 2" SHALL BE COATED WITH AN APPROVED

ZINC PAINT SYSTEM.

7. PRE- APPROVED AWS WELD DESIGN ALTERNATES MAY BE CONSIDERED.

SUBJECT TO REVIEW AND APPROVAL BY THE ENGINEER.

D5 S-004

DETAIL - TYPICAL WELDED SPLICE

SCALE: NTS

E - INDIRECT BUTT JOINT TWO SPICE BARS

SECTION E

FALRE-BEVEL-GROOVE-WELDS

SEE NOTES

A AND B

S(E) L S(E) L

E

E

SECTION 'D'

DOUBLE-FARE-RE-BEVEL

-GROOVE-WELDS

SPACING OF BARS

(BEFORE WELDING)

D - INDIRECT BUTT JOINT WITH A SPICE PLATE

SPACING OF BARS

(BEFORE WELDING)

SEE NOTES

A AND B

BACK

GOUGE

NEW

REBAR EXIST

REBAR

1/ 8"

1/8" db

DETAIL A

TACK AREA

REBAR

SPILT PIPE

BACKUP

1/8" db /3 db

TACK AREA

EXIST REBAR

DETAIL B DETAIL C

NEW

REBARdb

EXIST

REBAR

1/ 8"

3/4"

MAX

NOTE:

A. L = 2D (MIN).

B. VARIATIONS OF THIS WELD USING SINGLE FLARE V-WELDS IS

PERMITTED PROVIDED ACCENTRICITY IS CONSIDERED OR

REITRAINT PROVIDED IN THE DESIGN OF THE JOINT.

45° TO 60°

C O

N C

R E

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A

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D E

TA

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S

O

F

S-004

Sheet Reference Number

O R

A N

G E

C O

U N

TY

P

U B

LI

C

W O

R K

S

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

S C

A

LE

D R

A W

IN

G

C O

D E

FI

LE

N A

M E

P

LO

T D

A

TE

D R

A W

N B

Y

N

CO

UN

ORA

GE

OFIL

AC

RN I

A

OF

PR

EP

AR

ED

B Y:

M O

FF

AT

T

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CH

O L

S A

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TA

A N

A R

IV

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R (E

O 1)

A V

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ID

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G A

TE

S

R E

P

LA

C E

M E

N T

TY

A S

S H

O W

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TD

SHEET OF 13

PRELIMINARY - 35% SUBMITTAL

14'-7 1/4" 1'-2"1'-2"

16'-11 1/4"

8' -1

1/

8" C

LE

A

R 1'

-5

1' -7

'-1

1/

8"

EXISTING CONCRETE

STRUCTURE EXISTING CONCRETE

STRUCTURE

16'-5" 2'-0"2'-0"

20'-5"

CL EXISTING

CONCRETE

WALL (TYP)

CL EXISTING

CONCRETE

WALL (TYP)

NOTE: SOUTH GATE SHOWN,

NORTH GATE SIMILAR

NOTE: SOUTH GATE SHOWN,

NORTH GATE SIMILAR

9' -6

" S O

U

TH

G A

TE

8'

-0 " N

O R

TH

G

A

TE

P O

S T-

IN

S

TA

LL

E D

A N

C H

O R

'-0 " O

.C

TY

P

P O

S T-

IN

S

TA

LL

E D

A N

C H

O R

'-0 " O

.C

TY

P

EXISTING CONCRETE

HEADWALL

C3

C4

'-0

" S O

U

TH

G A

TE

8'

-0 " N

O R

TH

G

A

TE

13'-10 1/4"

POST-INSTALLED

ANCHOR @ 1'-0" O.C.

16'-0"

POST-INSTALLED

ANCHOR @ 1'-0" O.C.

17'-11"

(BACK TO BACK CHANNELS)

C5C3

STIFFENER

(TYP)

3"

(TYP)

2 1/2"2 1/2"

TRASH RACK FIXED SUPPORT (TYP)

(TRASH RACK NOT SHOWN FOR

CLARITY, SEE DETAIL 1)

TRASH RACK FIXED SUPPORT (TYP)

(TRASH RACK NOT SHOWN FOR

CLARITY, SEE DETAIL 1)

'-6

/4

2'

-0

'-6

/4

TOP OF CULVERT

TOP OF CULVERT

OPENING

TOP OF CULVERT

CL ANCHOR

8" MIN.

POST INSTALLED

ANCHOR .

SEE NOTE 3.

MC8X13.7

5/16"

3/16"W6X25

W6X25

PL 4"X5-1/2"X5/16"

CONTINUOUS

PL. 2"X1/4" (TYP)

5/16"

TOP OF FRAME

BOTTOM OF

FRAME

4"

W6X25 (TYP)

3/16"(TYP)

CONTINUOUS

PL. 2"X1/4" (TYP)

4"

8"

3"

6"

8"

2" 2"

4"

PL 8"X8"X5/16"

W6X25

REMOVABLE

TRASH RACK

POST

POST

INSTALLED

ANCHOR .

SEE NOTE 3.

MC8X13.7

L6X6X3/8

1/2"

MAX.

CL

ANCHOR

8" M

IN

1'-0" 1'-0"

EXISTING CONCRETE

WALL 2'-0"

SEE NOTE 4

STIFFENER

PL 5-1/2"X5-1/2"X3/8"

1/4" FILLET WELDS

EA. SIDE

W6X25

REMOVABLE

TRASH RACK

POST

POST INSTALLED

ANCHOR .

SEE NOTE 3.

MC8X13.7

L6X6X3/8

CL ANCHOR

8" MIN.

6"

STIFFENER

PL 5-1/2"X5-1/2"X3/8"

1/4" FILLET WELDS

EA. SIDE

W6X25

REMOVABLE

TRASH RACK

BEAM

CL CHANNEL

3"

3"

CL

CHANNEL

FL

O

WFL

O

W

FLOW

1/2"

MAX.

5/8" DIA., 316L @ 12" O.C.

5/8" DIA., 316L

@ 12" O.C.

(TYP)

3 1/8"

NOTES

1) CONTRACTOR SHALL FIELD VERIFY ALL DIMENSIONS PRIOR TO

FABRICATION.

2) ALL STRUCTURAL STEEL SHALL BE STAINLESS TYPE 316L UNLESS

OTHERWISE NOTED.

3) POST INSTALLED ANCHORS SHALL BE 5/8" DIA. S.S. HAS-R 316L

(ASTM F 593 CW1) W/ HIT-HY 200 V3.

4) FIXED SUPPORT CHANNEL SHALL BE INSTALLED VERTICALLY AND

LOCATED WHERE FLANGE BEARS FLUSH AGAINST EXISTING

CONCRETE HEADWALL.

5) FRAME DIMENSIONS FOR TRASH RACK "A" AND "B" ARE PROVIDED

IN THE TABLE BELOW:

TRASH RACK DIMENSIONS

GATE TYPE HEIGHT "H" LENGTH "L"

SOUTH A 11'-0" 17'-8 1/4"

SOUTH B 9'-6" 14'-5 1/2"

NORTH A 8'-0" 17'-8 1/4"

NORTH B 8'-0" 14'-5 1/2"

"H " S

E E

N O

TE

"L" SEE NOTE 5

D3

D4

EQ. SPA.

6" MAX.

E Q

E

Q

E Q

EQ. 7'-0" EQ.

E Q

3/16" (TYP)

CJP (TYP)

W6X25 (TYP)

LIFTING TAB.

SEE DETAIL D5

CONTINUOUS

PL. 2"X1/4" (TYP)

3/16" (TYP)

TR

A

S H

R A

C K

D E

TA

IL

S

S-005

Sheet Reference Number

O R

A N

G E

C O

U N

TY

P

U B

LI

C

W O

R K

S

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

S C

A

LE

D R

A W

IN

G

C O

D E

FI

LE

N A

M E

P

LO

T D

A

TE

D R

A W

N B

Y

N

CO

UN

ORA

GE

OFIL

AC

RN I

A

OF

PR

EP

AR

ED

B Y:

M O

FF

AT

T

NI

CH

O L

S A

N

TA

A N

A R

IV

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R (E

O 1)

A V

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G A

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S

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A S

S H

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SHEET OF 13

PRELIMINARY - 35% SUBMITTAL

DO NOT USE FOR CONSTRUCTION

C1

DETAIL - TYPICAL TRASH RACK

SCALE: 3/8" = 1'-0"

A1 S-002

ELEVATION - TRASH RACK "B" FIXED SUPPORT

SCALE: 3/8" = 1'-0"

A3 S-002

ELEVATION - TRASH RACK "A" FIXED SUPPORT

SCALE: 3/8" = 1'-0"

C3

DETAIL - POST INSTALLED ANCHOR

SCALE: 1 1/2" = 1'-0"

C5

DETAIL - GRATE CONNECTION

SCALE: 1 1/2" = 1'-0"

C4

DETAIL - POST INSTALLED ANCHOR

SCALE: 1 1/2" = 1'-0"

D3

DETAIL - BEAM CONNECTION

SCALE: 1 1/2" = 1'-0" D4

DETAIL - GRATE CONNECTION

SCALE: 1 1/2" = 1'-0"

D5

DETAIL - LIFTING TAB

SCALE: 1 1/2" = 1'-0"

5' -0

TY

P

16'-5" BACK TO BACK CHANNELS

SEE NOTE 1

5' -0

TY

P

℄ POST

MC 8X19.7

(TYP)

2'-0" EXISTING CULVERT WALL THICKNESS (TYP)

℄ ROOF BEAM

MC 8X13.7

EXISTING CONCRETE STRUCTURE

INSIDE FACE OF HEADWALL

(BASELINE FOR CONSTRUCTION)

SEE NOTE 4

4"

METAL ROOFING EXTENTS

(NOT SHOWN FOR CLARITY)

SEE NOTE 5.

N O

R

TH

C A

N O

P Y

F A

C E

S O

U

TH

C A

N O

P Y

F A

C E

EAST CANOPY FACE

WEST CANOPY FACE

℄ ROOF BEAM

ROOF GIRDER

MC 8X13.7

(TYP)

METAL ROOFING

SEE NOTE 5.

METAL ROOFING

SEE NOTE 5.

ROOF

GIRDER

(TYP)

℄CROSS

BEAM

MC 8X19.7

℄CROSS

BEAM

MC 8X19.7

PANEL-1 (TYP)

SEE DETAIL

ON SHEET S-007

℄C R

O S

S B

E A

M (T

Y P

℄ POST ℄ POST ℄ POST

5'-0" 5'-0"

3' -9

3'

-9 "P

A N

E L-

6' -0

4 3/4"

1'-0"

SEE

NOTE 4

PANEL-2

SEE DETAIL

ON SHEET S-007

PANEL-3

SEE DETAIL

ON SHEET S-007

ROOF

BEAM (TYP)

℄ ROOF

BEAM

℄ ROOF

GIRDER

7" 5'

-0

4' -2

POST-INSTALLED

ANCHOR (TYP)

SEE NOTE 3

POST-INSTALLED

ANCHOR (TYP)

SEE NOTE 3

MC POST (TYP)

9" M

IN

TY

P

(3 ) S

P A

1'

-0

'-0

(T

Y P

3"

POST-INSTALLED

ANCHOR (TYP)

SEE NOTE 3

A3

R O

O F

G

IR

D E

R (T

Y P

16'-5" BACK TO BACK CHANNELS

SEE NOTE 1 16'-5" BACK TO BACK CHANNELS

SEE NOTE 1

20'-5" OUT TO OUT EXISTING CONCRETE STRUCTURE

'-3

/4

" O U

T

TO

O U

T E

X

IS

TI

N

G C

O N

C R

E

TE

S

TR

U C

TU

R

E A4 S-007

℄ MC POST

8" MIN.

POST-INSTALLED

ANCHOR (TYP)

SEE NOTE 3.

℄ ANCHOR

℄ ANCHOR

2" 2"

C A

N O

P Y

F R

A M

IN

G

P

LA

N A

N D

S

ID

E E

LE

V

A

TI

O N

S-006

Sheet Reference Number

O R

A N

G E

C O

U N

TY

P

U B

LI

C

W O

R K

S

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

S C

A

LE

D R

A W

IN

G

C O

D E

FI

LE

N A

M E

P

LO

T D

A

TE

D R

A W

N B

Y

N

CO

UN

ORA

GE

OFIL

AC

RN I

A

OF

PR

EP

AR

ED

B Y:

M O

FF

AT

T

NI

CH

O L

S A

N

TA

A N

A R

IV

E

R (E

O 1)

A V

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S

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P

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C E

M E

N T

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A S

S H

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M

TD

SHEET OF 13

PRELIMINARY - 35% SUBMITTAL

DO NOT USE FOR CONSTRUCTION

NOTES:

1. CONTRACTOR SHALL FIELD VERIFY ALL DIMENSIONS

PRIOR TO FABRICATION.

2. ALL STRUCTURAL STEEL SHALL BE STAINLESS TYPE 316

UNLESS OTHERWISE NOTED.

3. POST INSTALLED ANCHORS SHALL BE 5/8" DIA. S.S. HAS-R

316L (ASTM F 593 CW1).

4. FIXED POST CHANNEL SHALL BE INSTALLED VERTICALLY

AND LOCATED WHERE FLANGE BEARS FLUSH AGAINST

EXISTING CONCRETE HEADWALL.

5. METAL ROOFING SHALL BE STAINLESS STEEL WESTERN

RIB (7.2 PANEL) WITH FLASHING ON NORTH, SOUTH, AND

WEST EDGES.

NOTE: NORTH CANOPY FACE SIMILAR

C1

CANOPY ELEVATION - WEST FACE

SCALE: 1/2" = 1'-0"

C3

CANOPY ELEVATION - SOUTH FACE

SCALE: 1/2" = 1'-0"

C5

CANOPY ELEVATION - EAST FACE

SCALE: 1/2" = 1'-0"

A1

CANOPY FRAMING PLAN

SCALE: 1/2" = 1'-0"

A3

TYPICAL ANCHOR DETAIL

SCALE: 1 1/2" = 1'-0"

D2

D3

D1

16'-5"

BACK TO BACK CHANNELS

ROOF BEAM (TYP)

ROOF GIRDER (TYP)

'-3

(3 ) S

P A

'-2

2'

-6

B A

C K

T O

B A

C K

C H

A N

N E

LS

METAL ROOFING

SEE NOTE 3

METAL ROOFING

SEE NOTE 3

METAL ROOFING

SEE NOTE 3

ROOF BEAM ROOF BEAM

ROOF BEAM

CL ROOF GIRDER

CL POST

ROOF GIRDER

7'-6"

3' -1

0"

3'-10" 3'-10"

4' -4

/8

5' -0

/4

3' -5

/8

4' -1

/4

CONNECTION

ANGLE (TYP)

PL 2"x3/8" (TYP)

PL 3"x3/8" (TYP)

PL 3"x3/8" (TYP)

PL 2"x3/8" (TYP)

2' -2

/8

CONNECTION

ANGLE (TYP)

2' -1

1/

2"

PL 3"x3/8" (TYP)

PL 2"x3/8" (TYP)

2' -2

/8

2' -1

1/

2"

CONNECTION

ANGLE (TYP)

C A

N O

P Y

D E

TA

IL

S

S-007

Sheet Reference Number

O R

A N

G E

C O

U N

TY

P

U B

LI

C

W O

R K

S

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

S C

A

LE

D R

A W

IN

G

C O

D E

FI

LE

N A

M E

P

LO

T D

A

TE

D R

A W

N B

Y

N

CO

UN

ORA

GE

OFIL

AC

RN I

A

OF

PR

EP

AR

ED

B Y:

M O

FF

AT

T

NI

CH

O L

S A

N

TA

A N

A R

IV

E

R (E

O 1)

A V

IO

T

ID

E

G A

TE

S

R E

P

LA

C E

M E

N T

TY

A S

S H

O W

N

C

M

TD

SHEET OF 13

PRELIMINARY - 35% SUBMITTAL

DO NOT USE FOR CONSTRUCTION

NOTES:

1. CONTRACTOR SHALL FIELD VERIFY ALL DIMENSIONS

PRIOR TO FABRICATION.

2. ALL STRUCTURAL STEEL SHALL BE STAINLESS TYPE 316

UNLESS OTHERWISE NOTED.

3. METAL ROOFING SHALL BE STAINLESS STEEL WESTERN

RIB (7.2 PANEL) WITH FLASHING ON NORTH, SOUTH, AND

WEST EDGES.

D1

DETAIL - ROOF BEAM CONNECTION

SCALE: 1 1/2" = 1'-0"

A4 S-006

DETAIL - ROOF BEAM CONNECTIONS

SCALE: 1/2" = 1'-0"

D2

DETAIL - ROOF BEAM CONNECTION

SCALE: 1 1/2" = 1'-0"

D3

DETAIL - ROOF BEAM CONNECTION

SCALE: 1 1/2" = 1'-0"

B1

DETAIL - PANEL-1

SCALE: 1" = 1'-0"

A1

DETAIL - PANEL-2

SCALE: 1" = 1'-0"

A3

DETAIL - PANEL-3

SCALE: 1" = 1'-0"

1'-0" 0'-0'' 1'-0" 2'-0"

SCALE: 1"=1'-0''

1'-0" 0'-0'' 6" 1'-0"

SCALE: 1 1/2"=1'-0''

2'-0" 0'-0'' 2'-0" 4'-0"

SCALE: 1/2"=1'-0''

Sheets and Views
G-000 TITLE SHEET
G-001 NOTES AND ABBREVIATIONS
C-001 PROJECT WORK AREA AND ACCESS
C-002 DEMOLITION PLAN AND SECTION
C-003 DEMOLITION DETAILS - 1 OF 2
C-004 DEMOLITION DETAILS - 2 OF 2
S-001 STRUCTURAL NOTES
S-002 STRUCTURAL PLAN AND SECTION
S-003 CONCRETE REPAIR DETAILS - 1 OF 2
S-004 CONCRETE REPAIR DETAILS - 2 OF 2
S-005 TRASH RACK DETAILS
S-006 CANOPY FRAMING PLAN AND SIDE ELEVATION
S-007 CANOPY DETAILS

File details come from the government source that posted it. Updated .