Addendum No. 1 Bid #2 Response to Questions.pdf

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Attached to
IFB-2024-P-002 Ball Field #1 Fencing Replacement
Solicitation number
IFB-2024-P-002 Ball Field #1 Fencing Replacement
Issued by
Pueblo County, Pueblo City, Colorado

About this file

The document is Addendum No. One for Invitation for Bid (IFB) 2024-P-002 issued by the Pueblo West Metropolitan District for the Ball Field #1 Fencing Replacement project. The addendum addresses two specific questions from potential bidders regarding the fencing project: first, confirming that a mid-rail is not required on the 12' tall chain link fence, and second, clarifying that the post foundation detail is specifically for the 12' tall fence. The addendum notes that project plans have been modified and included with this update, and bidders are instructed to permanently affix this addendum to their contract documents when submitting bids.

Water for the project can be obtained either by trucking it in or by obtaining a meter from the PWMD Utilities Department and accessing water from the nearest hydrant, with all associated fees and service rates applying. The addendum emphasizes that the information contained herein supersedes any previous contract documents and is binding in all respects. Bidders are required to acknowledge receipt of this addendum and include it with their bid submission, with a space provided for the bidder's firm name, address, date, and contact information.

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ADDENDUM NO. ONE

IFB 2024-P-002

Ball Field #1 Fencing Replacement

October 1, 2024

Questions that have been asked about this project and the PWMD responses are noted below:

QUESTION #1:

Do you want a mid-rail all the way around on the 12’ tall chain link fence?

RESPONSE #1:

We do not need a mid-rail on the fencing.

QUESTION #2:

Is the fence post foundation detail for all posts or just the ones for the 12’ tall fence?

RESPONSE #2:

The post foundation detail is just for the 12’ tall fence.

The plans have been included with this Addendum – the Post Detail for the 12’ fencing has been modified. Please review the new planset as other items may be modified as well.

Water can either be trucked in or a meter can be obtained from the PWMD Utilities Department and water can be obtained from the hydrant closest to the field. All fees and service rates will apply.

This Addendum to the above referenced project shall become a part of the Contract Documents and shall be binding in all respects.

Information contained in this Addendum shall supersede any information presented in the Contract Documents.

The bidders shall permanently affix this Addendum to the Contract Documents and Specifications so it will be turned in with the bid.

The undersigned bidder acknowledges receipt of this Addendum No. One.

Received by:

Firm Name:

Address:

Date:

Phone:

END OF ADDENDUM

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This drawing is an instrument of service and shall remain the property of Short Elliott Hendrickson, Inc.

(SEH). This drawing, concepts and ideas contained herein shall not be used, reproduced, revised, or retained without the express written approval of SEH.

Submission or distribution of this drawing to meet official or regulatory requirements or for purposes in connection with the project is not be construed as publication in derogation of any of the rights of SEH.

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CONSTRUCTION

DOCUMENTS

11/03/2023

S001

GENERAL STRUCTURAL NOTES

1. THESE NOTES ARE IN PLACE OF SPECIFICATIONS AND ARE TO BE READ WITH THE DRAWINGS. ANY DISCREPANCIES OR CONFLICTS BETWEEN THE TWO SHALL BE BROUGHT TO THE ATTENTION OF THE

STRUCTURAL ENGINEER OF RECORD (SER) FOR RESOLUTION. IN THESE NOTES AND THE

SPECIFICATIONS, THE WORD “SHALL” MEANS “HAS A DUTY TO.”

2. THESE DRAWINGS ARE FOR SEH PROJECT NUMBER 173145 AND NO OTHER USE IS AUTHORIZED.

CONTACT SER STEVEN HALEWSKI AT SEH 720-540-6817

GOVERNING BUILDING CODE:

2015 INTERNATIONAL BUILDING CODE AS ADOPTED AND AMENDED BY THE PUEBLO REGIONAL BULDING

DEPARTMENT.

DESIGN CODES AND STANDARDS:

ACI MANUAL OF CONCRETE PRACTICE

ACI 318-14 BUILDING CODE REQUIREMENTS & SPECIFICATIONS FOR STRUCTURAL CONCRETE

DESIGN LOADS PER ASCE 7-10

RISK CATEGORY I

1. DEAD LOAD: 10 PSF

2. SNOW LOADS:

GROUND SNOW LOAD 20 PSF

IMPORTANCE FACTOR 0.8

3. WIND LOADS:

WIND SPEED (3 SEC GUST) 115 MPH

WIND EXPOSURE C

KD 0.85

KZT 1.0

4. SEISMIC LOADS:

SITE CLASS B

SS 0.17 G

S1 0.048 G

SEISMIC DESIGN CATEGORY A

5. SOIL CRITERIA:

ALLOWABLE SOIL BEARING PRESSURE 20,000 PSF (BEDROCK)

FROST DEPTH 26 INCHES

DESIGN / CONSTRUCTION CRITERIA

1. THE CONTRACTOR SHALL VERIFY DIMENSIONS AND CONDITIONS BEFORE CONSTRUCTION AND NOTIFY THE ENGINEER OF ANY DISCREPANCIES, INCONSISTENCIES, OR DIFFICULTIES AFFECTING THE WORK

BEFORE PROCEEDING.

2. ALL MATERIAL, WORKMANSHIP, AND DETAILS SHALL BE IN ACCORDANCE WITH TYPICAL COMPETENT CONSTRUCTION PRACTICES, CURRENT MANUFACTURER’S RECOMMENDATIONS, AND ALL APPLICABLE

CODES AND GOVERNMENT REGULATIONS.

3. THE CONTRACTOR SHALL COORDINATE ALL DISCIPLINES, VERIFYING SIZE AND LOCATION OF ALL

OPENINGS, WHETHER SHOWN ON STRUCTURAL DRAWINGS OR NOT, AS CALLED FOR ON PROCESS,

ARCHITECTURAL, MECHANICAL, ELECTRICAL OR OTHER DRAWINGS. ALL CONFLICTS, INCONSISTENCIES, OR OTHER DIFFICULTIES AFFECTING STRUCTURAL WORK SHALL BE CALLED TO THE ARCHITECT AND

ENGINEER'S ATTENTION FOR DIRECTION BEFORE PROCEEDING.

4. EQUIPMENT AND STRUCTURAL ANCHOR ROD SIZES, TYPES, EMBEDMENT, AND PATTERNS SHALL BE VERIFIED WITH THE MANUFACTURER OR FABRICATOR. ALL ANCHOR PATTERNS SHALL BE TEMPLATED

TO ENSURE ACCURACY OF PLACEMENT.

5. THE CONTRACTOR SHALL SUPPLY ALL NECESSARY TEMPORARY BRACING, SHORING, GUYING, OR

OTHER MEANS TO AVOID EXCESSIVE STRESSES AND TO HOLD STRUCTURAL ELEMENTS IN PLACE

DURING CONSTRUCTION.

6. JOB SITE SAFETY (INCLUDING EXCAVATIONS) IS THE SOLE RESPONSIBILITY OF THE GENERAL

CONTRACTOR AND THEIR SUBCONTRACTORS.

7. THE ENGINEER IS NOT RESPONSIBLE FOR CONSTRUCTION MEANS, METHODS, TECHNIQUES OR PRACTICES. WHERE DRAWINGS AND DETAILS IMPLY THIS, THEY ARE PROVIDED TO SHOW FINAL CONSTRUCTION. IF CONTRACTOR DESIRES TO USE DIFFERENT MEANS AND METHODS THAN IMPLIED BY

THESE DRAWINGS, SUBMIT SIMILAR DETAILS FOR REVIEW.

8. STANDARD OR TYPICAL STRUCTURAL DETAILS ARE INTENDED TO ILLUSTRATE DESIGN CONCEPTS AND

TO SPECIFY MATERIAL AND REQUIRED PHYSICAL DIMENSIONS MATCHING OR SIMILAR TO THE

REFERENCED LOCATIONS IN THE DRAWING SET. STANDARD DETAILS APPLY WHETHER OR NOT THEY

ARE CUT ON THE DRAWINGS.

EXISTING CONSTRUCTION

1. BEFORE PROCEEDING WITH ANY WORK WITHIN THE EXISTING FACILITY, THE CONTRACTOR SHALL FAMILIARIZE THEMSELF WITH EXISTING STRUCTURAL AND OTHER CONDITIONS. IT SHALL BE THE

CONTRACTOR'S RESPONSIBILITY TO DESIGN, PROVIDE, AND ERECT ALL NECESSARY BRACING,

SHORING AND OTHER SAFEGUARDS TO MAINTAIN ALL PARTS OF THE EXISTING WORK IN A SAFE

CONDITION DURING THE PROCESS OF DEMOLITION AND CONSTRUCTION AND TO PROTECT FROM

DAMAGE THOSE PORTIONS OF THE EXISTING WORK WHICH ARE TO REMAIN.

2. THE CONTRACTOR SHALL FIELD VERIFY THE DIMENSIONS, ELEVATIONS, ETC. NECESSARY FOR THE PROPER CONSTRUCTION AND ALIGNMENT OF THE NEW PORTIONS OF THE WORK TO THE EXISTING

WORK. THE CONTRACTOR SHALL MAKE ALL MEASUREMENTS NECESSARY FOR FABRICATION AND

ERECTION OF STRUCTURAL MEMBERS. ANY DISCREPANCY SHALL BE IMMEDIATELY BROUGHT TO THE

ATTENTION OF THE ENGINEER.

3. ANY EXISTING CONSTRUCTION DAMAGED IN THE REMOVAL OF ADJACENT ELEMENTS SHALL BE

REPLACED AT THE CONTRACTOR'S EXPENSE.

4. WHERE EXISTING CONCRETE ELEMENTS ARE TO BE DEMOLISHED AND REINFORCING IS NOT REQUIRED TO REMAIN, CUT EXISTING REINFORCING FLUSH WITH CONCRETE TO REMAIN AND COAT WITH EPOXY, UNLESS COVERED WITH CONCRETE IN FINAL CONSTRUCTION.

FOUNDATIONS

1. CAUTION: EXISTING UNDERGROUND UTILITIES MAY EXIST ANYWHERE ON THE SITE. NOTIFY OWNER AND

COLORADO 811 PRIOR TO DISTURBING ANY GRADE OR EXCAVATION.

2. STRUCTURAL FOUNDATIONS CONSIST OF SHORT DRILLED CONCRETE PIERS ESTABLISHED ON

BEDROCK CAPABLE OF SAFELY SUPPORTING 20,000 PSF AS RECOMMENDED BY JESIK CONSULTING IN REPORT 23-9379 DATED 5/8/23. THE STRUCTURAL ENGINEER IS NOT RESPONSIBLE FOR THE ACCURACY OR CONTENT OF THE SUBSURFACE SOIL CONDITIONS DESCRIBED IN THE SPECIFICATIONS, TEST BORINGS, OR GEOTECHNICAL REPORT. A LICENSED GEOTECHNICAL ENGINEER SHALL BE PRESENT DURING CONSTRUCTION TO TEST, INSPECT AND VERIFY ALL ASSUMED SOIL CONDITIONS AS REQUIRED.

3. CONTRACTOR SHALL PROVIDE FOR DEWATERING AT EXCAVATIONS FROM EITHER SURFACE WATER OR

SEEPAGE.

SHOP DRAWING REVIEW

1. SHORT ELLIOTT HENDRICKSON INC. (SEH) WILL REVIEW THE GENERAL CONTRACTOR'S (GC) SHOP DRAWINGS AND RELATED SUBMITTALS (AS INDICATED BELOW) WITH RESPECT TO THE ABILITY OF THE DETAILED WORK, WHEN COMPLETE, TO BE A PROPERLY FUNCTIONING INTEGRAL ELEMENT OF THE OVERALL STRUCTURAL SYSTEM DESIGNED BY SEH. IN GENERAL, SUBMITTALS WILL NOT BE REVIEWED

FOR CORRECT QUANTITIES OR CONSTRUCTION CONSIDERATIONS. SEH SHALL REVIEW SHOP

DRAWINGS AND RELATED MATERIALS WITH COMMENTS PROVIDED THAT EACH SUBMISSION HAS MET

THE REQUIREMENTS HEREIN. SEH SHALL RETURN WITHOUT COMMENT UNREQUIRED MATERIAL OR

SUBMISSIONS WITHOUT GC APPROVAL STAMP.

2. ANY ITEMS REQUIRING SUBMITTAL OF CALCULATION PACKAGES SHALL HAVE CALCULATIONS

SUBMITTED PRIOR TO OR AS PART OF THE SHOP DRAWING SUBMITTAL THEY ACCOMPANY. SHOP

DRAWINGS SUBMITTED PRIOR TO SUBMITTAL OF REQUIRED CALCULATIONS WILL BE REJECTED. ALL CALCULATIONS SHALL BE SEALED AND SIGNED BY AN ENGINEER LICENSED IN THE STATE OF THE

PROJECT. THE SUPPLIER’S ENGINEER MUST PROVIDE CALCULATIONS FOR ALL SYSTEMS AND

CONNECTIONS THAT DIFFER FROM THE DRAWINGS. DESIGN SHALL COMPLY WITH THE REQUIREMENTS

IN THESE NOTES, THE DRAWINGS AND THE SPECIFICATIONS.

3. PRIOR TO SUBMITTAL OF A SHOP DRAWING OR ANY RELATED MATERIAL TO SEH, THE GC SHALL:

• REVIEW EACH SUBMISSION FOR CONFORMANCE WITH THE MEANS, METHODS, TECHNIQUES,

SEQUENCES AND OPERATIONS OF CONSTRUCTION AND SAFETY PRECAUTIONS AND PROGRAMS

INCIDENTAL THERETO, ALL OF WHICH ARE THE SOLE RESPONSIBILITY OF THE GC.

• REVIEW AND APPROVE EACH SUBMISSION.

• STAMP EACH SUBMISSION AS APPROVED.

4. SEH SHALL ASSUME THAT NO SUBMISSION COMPRISES A VARIATION FROM THE CONTRACT

DOCUMENTS UNLESS THE GC ADVISES SEH WITH WRITTEN DOCUMENTATION. SHOULD SEH REQUIRE MORE THAN TEN (10) WORKING DAYS TO PERFORM THE REVIEW, SEH SHALL SO NOTIFY THE GC.

SUBMITTALS SHALL INCLUDE DRAWINGS AND RELATED MATERIAL (IF ANY) AS INDICATED BELOW.

• CONCRETE MIX DESIGNS AND MATERIAL CERTIFICATES INCLUDING ADMIXTURES, COMPOUNDS

APPLIED TO THE CONCRETE AFTER PLACEMENT, AND ASSOCIATED PRODUCT DATA. SEE

SPECIFICATIONS.

• AGGREGATE TESTS AND CONCRETE TEST HISTORY FOR EACH MIX DESIGN, WITH THE SUBMISSION

OF CONCRETE MIX DESIGNS.

• REINFORCING STEEL SHOP DRAWINGS INCLUDING ERECTION DRAWINGS AND BENDING DETAILS.

BAR LIST WILL NOT BE REVIEWED FOR CORRECT QUANTITIES. INCLUDE ELEVATIONS OF ALL

REINFORCED CONCRETE MASONRY WALLS AND ALL CONCRETE WALLS WITH FOOTING STEPS OR

OTHER ELEVATION CHANGES, AT A SCALE NO SMALLER THAN 1/8" = 1'-0" SHOWING ALL REQUIRED

REINFORCING.

• STRUCTURAL STEEL AND METAL FABRICATION SHOP DRAWINGS INCLUDING ERECTION DRAWINGS

AND PIECE DETAILS.

SPECIAL INSPECTION

1. SPECIAL INSPECTION AND TESTING ARE REQUIRED ACCORDING TO THE TABLE BELOW. CONTRACTOR SHALL COORDINATE WITH SER, TESTING AGENCY AND GEOTECHNICAL ENGINEER THROUGHOUT THE

PROJECT.

• SPECIAL INSPECTIONS SHALL BE PERFORMED IN ACCORDANCE WITH IBC CHAPTER 17.

• SPECIAL INSPECTION OF REINFORCING STEEL AND ANCHOR ROD PLACEMENT SHALL BE

PERFORMED PRIOR TO CONCRETE PLACEMENT OR DURING ANCHOR ROD INSTALLATION FOR

ADHESIVE ANCHORS.

• CONTINUOUS INSPECTION DURING CONCRETE PLACEMENT IS REQUIRED.

• CONDUCT CONCRETE SLUMP TESTS IN ACCORDANCE WITH ASTM C143.

• OBTAIN SET OF A FOUR (4) CONCRETE TEST CYLINDERS EACH TIME CONCRETE IS PLACED. MAKE

TEST CYLINDERS IN ACCORDANCE WITH ASTM C39.

• SEE THESE NOTES FOR TESTING OF POST-INSTALLED ANCHORS AND REBAR WHERE INSTALLATION

IS NOT WITNESSED.

• IT IS ASSUMED THAT SHOP WELDING WILL BE PERFORMED ON THE PREMISES OF A FABRICATOR

REGISTERED AND APPROVED TO PERFORM SUCH WORK WITHOUT SPECIAL INSPECTION. G/C SHALL

SUBMIT FABRICATOR DOCUMENTS, STANDARDS, AND PROCEDURES IN ACCORDANCE WITH IBC

1705.2.

• IT IS ASSUMED THAT PRECAST CONCRETE WILL BE CAST ON THE PREMISES OF A FABRICATOR REGISTERED AND APPROVED TO PERFORM SUCH WORK WITHOUT SPECIAL INSPECTION. G/C SHALL

SUBMIT FABRICATOR DOCUMENTS, STANDARDS, AND PROCEDURES IN ACCORDANCE WITH IBC

1705.2.

• REPORTS OF SPECIAL INSPECTIONS SHALL BE PROVIDED, AT THE FREQUENCY NOTED ABOVE, TO

THE OWNER, CONTRACTOR, AND ENGINEER OF RECORD BY THE FIRM CONTRACTED TO PERFORM

SPECIAL INSPECTIONS.

• SPECIAL INSPECTION CRITERIA PRESENTED ABOVE AND IN SPECIFICATION SHALL APPLY TO ALL FOOTINGS AND FOUNDATION WALLS, BUT DOES NOT APPLY TO NON-STRUCTURAL SLAB ON GRADE

AND SITE WORK CONCRETE.

CONCRETE

1. AN INDEPENDENT TESTING AGENCY SHALL CAST 4 SIX INCH TEST CYLINDERS OR AN EQUIVALENT

NUMBER OF FOUR INCH CYLINDERS FOR EACH 75 CUBIC YARDS OF EACH CONCRETE MIX PLACED OR FOR EACH DAY'S OPERATION, WHICHEVER IS THE LESSER AMOUNT. THE TESTING AGENCY SHALL CAST, CURE, AND TEST THE SPECIMENS IN ACCORDANCE WITH ASTM C31 AND ASTM C39. AIR, TEMPERATURE, AND SLUMP SHALL BE TESTED AT MINIMUM FOR THE FIRST TRUCK AND EVERY THIRD TRUCK

THEREAFTER (1ST, 4TH, 7TH, ETC.) OR WHEN A CHANGE IN PROPERTIES IS NOTICED, AT THE FINAL

LOCATION (TEST AFTER PUMP, NOT AT TRUCK).

2. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE DESIGN OF FORM WORK TO COMPLY WITH THE

DIMENSIONS INDICATED ON THE PLANS, MAINTAINING PROPER ALIGNMENT DURING CONCRETE

POURING OPERATIONS. SPECIAL CARE SHALL BE TAKEN WITH FORMWORK FOR SELF-CONSOLIDATING

CONCRETE.

3. ALL CONCRETE SHALL MEET THE FOLLOWING REQUIREMENTS:

• COMPRESSIVE STRENGTH F’C = 4,000 PSI MIN AT 28 DAYS

• WATER / (CEMENT + POZZOLAN) RATIO 0.45 MAX (0.40 MAX IF EXPOSED TO SULFATES)

4. CONCRETE AND GROUT EXPOSED TO FROST (INCLUDING FOUNDATION WALLS) SHALL BE AIR

ENTRAINED 6% +/- 1%.

5. SLUMP SHALL BE 4 INCHES +/- 1 INCH WITHOUT WATER REDUCING ADMIXTURES. WITH WATER REDUCING ADMIXTURES, CONCRETE MIX DESIGN SHALL STATE DESIGN SLUMP AND FIELD TESTS SHALL BE +/- 1 INCH. SLUMP IS USED PRIMARILY AS A MEASURE OF CONCRETE CONSISTENCY, TRUCK TO TRUCK. IF SLUMP IS OUTSIDE THESE RANGES, WATER CONTENT (WATER:CEMENTITIOUS RATIO) SHALL BE CHECKED AGAINST ALLOWABLE; AND CONCRETE REJECTED, ACCEPTED, OR ADJUSTED ON THAT

BASIS.

6. WATER-REDUCING ADMIXTURES CONFORMING TO ASTM C494 ADDED TO THE MIX AT MANUFACTURER'S

DOSAGE RATES MAY BE USED FOR IMPROVED WORKABILITY.

7. DO NOT ADD WATER TO CONCRETE AT THE JOBSITE WITHOUT WRITTEN APPROVAL OF THE SER, AND IN

NO CASE IN EXCESS OF THE WATER IN THE APPROVED MIX DESIGN.

8. NO CHLORIDE CONTAINING ADMIXTURES ARE ALLOWED.

9. ALL CONCRETE IS NORMAL WEIGHT UNLESS SPECIFICALLY NOTED OTHERWISE.

10. CEMENT SHALL BE PORTLAND CEMENT TYPE 2 CONFORMING TO ASTM C150, WITH C3A CONTENT LESS

THAN 8% BY MASS.

11. MEASURED FROM THE TIME WATER AND CEMENT ARE BATCHED TOGETHER, NO MORE THAN 90

MINUTES SHALL ELAPSE UNTIL CONCRETE IS PLACED. THIS TIME SHALL BE REDUCED BY TWO

MINUTES FOR EVERY DEGREE THAT CONCRETE TEMPERATURE EXCEEDS 75 DEGREES

FAHRENHEIT. THESE CRITERIA MAY BE RELAXED BY THE USE OF SET-CONTROLLING ADMIXTURES.

12. PROTECT CONCRETE IN ACCORDANCE WITH ACI 305 AND ACI 306 FOR HOT WEATHER CONCRETING AND COLD WEATHER CONCRETING RESPECTIVELY. IN COLD WEATHER, HEAT IS REQUIRED IF OUTSIDE

TEMPERATURE FALLS BELOW 30 DEGREES ANY TIME DURING FIRST THREE DAYS. REINFORCING

SHALL BE 40 DEGREES OR WARMER AT TIME OF CONCRETE PLACEMENT. CONCRETE TEMPERATURE SHALL BE RECORDED EVERY MORNING AND SHALL BE KEPT ABOVE 40 DEGREES IN ALL LOCATIONS FOR

7 DAYS. CONCRETE SHALL NOT BE EXPOSED TO COMBUSTION PRODUCTS (USE ELECTRIC HEAT,

DUCTED HEATER OR GROUND THAW). KEEP PROTECTION IN PLACE MINIMUM 24 HOURS AFTER

CESSATION OF HEATING TO PROVIDE GRADUAL COOL-DOWN.

13. WHEN AIR TEMPERATURE IS ABOVE 85 DEGREES, PROVIDE MIST, SHADING, WINDSCREENS AND OTHER

PROTECTION AS REQUIRED FOR 12 HOURS AFTER PLACING.

14. CONCRETE BEING PLACED SHALL BE PROTECTED FROM RAIN. IF RAIN FALLS ON CONCRETE BEFORE IT HAS SET, OR WITHIN 3 HOURS OF PLACEMENT IN ANY EVENT, CONTRACTOR SHALL BEAR COST OF

TESTING TO PROVE CONCRETE IS UNAFFECTED, AND SHALL REMOVE AND REPLACE AFFECTED

CONCRETE TO THE SATISFACTION OF THE ENGINEER.

15. CEMENTITIOUS GROUT SHALL BE NON-SHRINK AND NON-METALLIC GROUT. PLACE ACCORDING TO

MANUFACTURER’S RECOMMENDATIONS AND TRIM NEATLY WHERE VISIBLE.

16. COORDINATE WITH OTHER TRADES FOR SLEEVES, CONDUIT, ELECTRICAL GROUNDING WIRES, INSERTS, UNDERGROUND UTILITIES, AND OTHER ITEMS TO BE EMBEDDED INTO CONCRETE AND VERIFY THAT

THEY ARE PROPERLY INSTALLED AND SUPPORTED BEFORE CASTING CONCRETE. HOLES THROUGH

SLAB OR WALL SHALL LEAVE MINIMUM 1 INCH CLEAR TO REINFORCING; SHIFT REINFORCING AS REQUIRED. PLACEMENT OF SUCH ITEMS SHALL BE COORDINATED WITH REINFORCING PLACEMENT WHERE THEY WOULD OTHERWISE DISPLACE EACH OTHER. FOR INSTANCE, IN AREAS WITH A SINGLE MAT OF REINFORCING, EAST-WEST CONDUIT SHOULD BE PLACED WITH EAST-WEST REINFORCING AND

NORTH-SOUTH CONDUIT IS PLACED WITH NORTH-SOUTH REINFORCING.

17. NO UNCOATED ALUMINUM ITEMS SHALL BE EMBEDDED IN ANY CONCRETE. ALL ALUMINUM SURFACES IN DIRECT CONTACT WITH CONCRETE SHALL RECEIVE ONE COAT OF 8-12 MIL DRY FILM THICKNESS

BITUMASTIC.

18. BEVEL ALL EXPOSED CORNERS OF CONCRETE 3/4"X3/4".

REINFORCING STEEL

1. ALL CONCRETE IS REINFORCED CONCRETE UNLESS SPECIFICALLY CALLED OUT AS UNREINFORCED.

REINFORCE ALL CONCRETE NOT OTHERWISE SHOWN WITH SAME STEEL AS IN SIMILAR SECTIONS OR AREAS. ANY DETAILS NOT SHOWN SHALL BE DETAILED PER ACI 315 AND MEET REQUIREMENTS OF ACI

318, CURRENT EDITIONS.

2. ALL REINFORCING STEEL SHALL CONFORM TO THE REQUIREMENTS OF ASTM A615 GRADE 60 STEEL.

REINFORCING STEEL SHALL NOT BE WELDED WITHOUT AUTHORIZATION OF THE SER, AND IF WELDED

SHALL BE A706 GRADE 60 STEEL. REINFORCING TO BE WELDED SHALL ONLY BE WELDED TO

STRUCTURAL STEEL, NOT OTHER REINFORCING, UNLESS SPECIFICALLY NOTED ON THE DRAWINGS.

WELDED PLAIN WIRE FABRIC SHALL BE SUPPLIED IN SHEETS, NOT ROLLS, AND CONFORM TO THE

REQUIREMENTS OF ASTM A185.

3. CLEAR MINIMUM COVER OF CONCRETE OVER REINFORCING STEEL SHALL BE AS FOLLOWS UNLESS

SPECIFICALLY NOTED OTHERWISE:

• 3" CONCRETE PLACED AGAINST EARTH

• 3” TOP MAT OF BASE SLABS TO RECEIVE WATERSTOPS AT WALL JOINT

• 2" ALL OTHER CONCRETE

4. ALL REINFORCING SHALL BE TIED TO CROSSING REINFORCING ON AT LEAST EVERY OTHER BAR (EVERY BAR AT PERIMETER), AND SUFFICIENTLY TO RESIST DISPLACEMENT FROM WORKERS AND PLACEMENT

OF CONCRETE.

5. BAR LAP LENGTHS IN CONCRETE AND 90 DEGREE END HOOKS SHALL BE IN ACCORDANCE WITH THE LAP SPLICE TABLE UNLESS NOTED OTHERWISE. THIS TABLE LISTS CLASS ‘B’ LAPS. FOR EPOXY COATED REINFORCING STEEL, INCREASE LAP LENGTH BY 50% WITH C-C BAR SPACING < 6DB AND COVER TO CENTER OF BAR <3DB, OTHERWISE INCREASE BY 20%. FOR MASONRY REINFORCING, USE FC’ = 3000 PSI

VALUES.

6. BAR SUPPORT ACCESSORIES SHALL BE AS SPECIFIED IN LATEST EDITION OF THE ACI DETAILING

HANDBOOK AND THE CONCRETE REINFORCING STEEL INSTITUTE DESIGN HANDBOOK. MAXIMUM

ACCESSORY SPACING SHALL BE 4'-0" ON CENTER, AND ALL ACCESSORIES ON EXPOSED SURFACES SHALL HAVE PLASTIC COATED ENDS. CHAIRS SHALL BE SUPPORTED ON SAND PLATES AS REQUIRED TO KEEP FROM SINKING INTO SUBGRADE. WWF SHALL BE SUPPORTED BY CONTINUOUS BOLSTERS OR BARS ON CHAIRS SUFFICIENTLY CLOSE TO PREVENT SHEETS FROM SAGGING APPRECIABLY DURING CONCRETE PLACEMENT. SUPPORT REBAR USED AT CONTRACTOR’S OPTION SHALL BE EXTRA BARS

SUPPLIED BY CONTRACTOR, NOT TAKEN FROM DESIGN REINFORCING.

1/2" = 1'-0"S001

1 12' FENCE FOUNDATION

REVISION SCHEDULE

REV. # DESCRIPTION DATE

11-3-2023

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