Addendum One.pdf

COMMONWEALTH OF KENTUCKY

DEPARTMENT FOR FACILITIES AND SUPPORT SERVICES

DIVISION OF ENGINEERING AND CONTRACT ADMINISTRATION

INVITATION TO BID NO: RFB-75-25

FOR: Fence Improvements Luther Luckett Correctional Complex Department of Corrections LaGrange, Kentucky

DATE: October 3, 2024

RFB-785-2500000134

ADDENDUM NO. One (1)

BIDDER SHALL CONFORM TO THE FOLLOWING CHANGES AS SAME SHALL BECOME BINDING

UPON THE CONTRACT TO BE ISSUED IN RESPONSE TO THIS INVITATION TO BID.

Item 1: Refer to addendum to be distributed by Lynn Imaging for all additions, deletions, and/or changes to specifications and/or drawings.

END OF ADDENDUM

Invitation to Bid No. RFB-75-25 For: Fence Improvements Luther Luckett Correctional Complex Department of Corrections LaGrange, Kentucky

Susan Ward, Statewide Procurement Analyst II Division of Engineering and Contract Administration

Luther Luckett Correctional Complex Acct. No. 527CAU3LL2900

Perimeter Fence Improvements GRW Project Number: 5130

5130 ADDENDUM ONE 009113-1

DOCUMENT 009113 – ADDENDUM ONE

1.1 PROJECT INFORMATION

A. Project Name: Luther Luckett Correctional Complex, Perimeter Fence Improvements

B. Owner: KY DOC

C. Architect: GRW Engineering / Architecture / Geospatial

D. Architect Project Number: 5130

E. Date of Addendum: October 2, 2024

1.2 NOTICE TO BIDDERS

A. This Addendum is issued to all registered plan holders pursuant to the Instructions to Bidders and Conditions of the Contract. This Addendum serves to clarify, revise, and supersede information in the Project Manual, Drawings, and previously issued Addenda. Portions of the

Addendum affecting the Contract Documents will be incorporated into the Contract by enumeration of the Addendum in the Owner/Contractor Agreement.

B. The Bidder shall acknowledge receipt of this Addendum in the appropriate space on the Bid

Form.

C. The date for receipt of bids is unchanged by this Addendum, at same time and location.

1.3 REVISIONS / CLARIFICATIONS

1. Re Specification Section 312502 – Section requires KPDES Permit. However, the KPDES

Construction General Permit (KYR10) covers all stormwater discharges associated with construction activity that disturbs one acre of more or is part of a larger common plan of development. It is anticipated this project will disturb less than one acre therefore eliminating the

KPDES Permit requirement. Contractor will still be required to provide Erosion Control

Appurtenances as required. Please confirm.

a. Disturbed area is not anticipated to be greater than an acre. However, contractor shall still follow best management practices to mitigate erosion and sedimentation runoff

2. Re Specification Section 331219 – Part 1 – General 1.1 A. Requires removing and reinstalling existing fire hydrant. Part 2 – Products 2.1 A. Requires new fire hydrant. Please confirm.

a. Relocating existing hydrant is acceptable.

5130 ADDENDUM ONE 009113-2

3. Re Specification Section 321216 – Part 1 – General 1.3 C. and Part 3 – Execution 3.5 A. Requires

Contactor Quality Control Testing and Special Inspections. Respectfully request the Owner provide said Quality Control Testing and Special Inspections in lieu of Contractor. Please confirm.

a. No testing will be required for asphalt paving.

4. Re Specification Section 321313 – Part 3 – Execution 3.9 A. Requires Contactor Quality Control

Testing and Special Inspections. Respectfully request the Owner provide said Quality Control

Testing and Special Inspections in lieu of Contractor. Please confirm.

a. No special inspections required. Concrete testing shall be per spec 033010. All testing shall be by contractor.

5. Re Specification Section 312000 – Part 3 – Execution 3.3 A. Requires Contactor Quality Control

Testing and Special Inspections. Respectfully request the Owner provide said Quality Control

Testing and Special Inspections in lieu of Contractor. Please confirm.

a. No testing will be required for earthwork.

6. Re Specification Section 321173 – 1.3 Requires Thermoplastic Pavement Markings.

Respectfully request pavement markings be revised to standard painted pavement markings as no other Thermoplastic Pavement Markings exist on the LLCC campus. Please confirm.

a. Follow specification, due to high traffic area.

7. Re Specification Section 323113 – 2.2 C. Plan Sheet CS – 501 identifies the razor wire material as furnished by Owner. Regardless, the specification references 24” diameter and the plans reference 30” diameter. Please confirm.

a. Spec will be updated. Coils are to be 30” diameter. Contractor to provide razor wire. Note on CS-501 will be updated.

8. Re Plan Sheet CS – 401 – Please confirm asphalt paving is to remain where new fencing encroaches into roadway.

a. Demo pavement will only be needed to install grade beam and gate guide.

9. Re Plan Sheet CS – 501, Detail 1 Please provide weed control material specification.

a. Note has been added to CS-501 to provide KYTC Class 1 (separation) Geotextile fabric.

10. Re Plan Sheet CS – 501, Detail 1 Please provide stone requirement (thickness/material) under

5.5’ concrete slab.

a. Concrete to be installed on thoroughly compacted subgrade. No stone required.

11. Re Plan Sheet CS – 101 and CS – 503 Please provide distance fire hydrant is to be moved.

a. Hydrant to be 3’ from fence.

12. Re Plan Sheet CS – 503, Detail 1 Please provide stone requirement (thickness/material) under 9” concrete slab

a. Stone depth is called out on Detail 3 and should be 6” compacted DGA.

5130 ADDENDUM ONE 009113-3

13. Re Plan Sheet E – 00 – 501, Reference Intercom Call Station Mounting Detail. Is this bollard detail to be utilized for all bollards (example Note 10 on Plan Sheet CS – 401) or is another bollard detail to be utilized?

a. See CS-401 for a revised bollard detail.

14. Re Plan Sheet CS – 401 Please confirm dark dot on fence line to the right of white van is a bollard as Sheet Keynote 10 is missing from said dark dot.

a. Correct, that is a bollard. Sheet CS-401 has been updated to show keynote for bollard.

New bollard detail has been added to CS-501.

15. Re Plan Sheet CS – 402, Sheet Keynote 5 Please provide specification (and installation detail) for removable bollard sleeve and are bollards to be provided for each sleeve and if so please provide specification for removable bollards as well.

a. Bollard sleeves are existing and should be protected.

16. Re Plan Sheet CS – 402, Sheet Keynote 1 Please provide thickness of mill depth/asphalt replacement.

a. Trenching should follow KYTC Section 408 – Asphalt Pavement Milling and Texturing

17. Re Plan Sheet CS – 402, Sheet Keynote 3 Please provide detail of new rolled asphalt speed bump

a. Speed hump shall be 2.5 inches high and 12 inches wide.

18. Re Plan Sheet CS – 501 Detail 1 Plans indicate Razor Wire to be supplied by Owner. Please confirm this includes necessary “hog rings”.

a. Note has been revised. Contractor to provide razor wire and accessories.

19. Please be aware that the milling/asphalt replacement/gate installation/removable bollard installation/etc required @ Box 1 will necessitate the closing of one side (entry or exit) at a time which will be a logistical challenge for LLCC.

a. The logistics to complete the work will be determined during preconstruction.

20. Please confirm all Equipment/Tools/Vehicles must be removed (and relocated to the Ready

Electric Building) from the project site (anything inside perimeter fencing/gates) at the Lunch

Break and at the end of each workday on a daily basis.

a. Items may be left inside the perimeter fence in a lockable storage trailer. Vehicles and motorized equipment shall be moved outside of the perimeter fence at the end of each workday. During lunch break the items discussed above may stay inside the fence gathered up at a central location kept under visual watch.

21. Please confirm temporary toilet will be allowed to remain inside the project site (inside the perimeter fencing/gates).

a. Temporary toilet can remain inside the perimeter fence, shall be lockable with a pad lock, and locked at the end of each work day.

5130 ADDENDUM ONE 009113-4

22. Re Plan Sheet CS – 501 Please confirm the two runs of existing razor wire must be reinstalled at the end of each workday. Please confirm whether the two runs of existing razor wire must be reinstalled at the Lunch Break. Contractor additionally respectfully requests said two runs or existing razor wire be replaced with new razor wire material.

a. Contractor option, means and methods.

23. On page 120 of 258 or on page 2 of the Geotechnical report it states there is to be a 700lf ditch to provide drainage improvements. Please clarify

a. Omit this requirement.

24. Will a hot tap be required for the new hydrant relocation?

a. Contractor to work with facility to determine if isolating hydrant is feasible. Otherwise line will need to be hot tapped.

25. The bottom 2 rows of razor wire on the existing fence must be moved for gravel and weed barrier placement. Will you require it to be reinstalled every day?

a. Yes.

26. Will any new shaker wire or reconfiguring of existing shaker wire be required in this contract?

a. Relocate existing Shaker Wire system from the existing fence to the exterior side of the new interior fence. Include all components for the relocated system to be operational.

b. Contact information for sub contractor that has worked for DOC: Integrated Security

Corporation, (248) 624-0700, www.integratedsecuritycorp.com

27. Like to clarify that the 5-year warranty is for materials?

a. The TyMetal products list what their required warranty is. Please confirm that the warranty is correct and separate from the fence material warranty of 5 years.

b. Warranties are not uniform. Each product’s warranty, if applicable, separate.

28. When rock is encountered with conduit installation. What is minimum bury depth?

a. See electrical specification 260000 Basic Electrical materials and Methods paragraph

1.15 Excavation.

29. Spoils are to remain on site. Please verify.

a. LLCC will designate a location on site at the preconstruction meeting.

30. Is there any steel reinforcement in the flatwork where the new razor wire will be resting? Is there an aggregate or geotextile required under this flatwork?

a. Concrete to be installed on thoroughly compacted subgrade. No stone or steel required.

31. With the overabundance of rock excavation on the entire project. It seems that the stated budget could be exceeded. Would a tolerance increase be considered?

a. TBD by DECA following bidding.

32. Is KYTC No.3 gravel acceptable in place of KYTC No.2?

a. No.

5130 ADDENDUM ONE 009113-5

33. We noticed a wire running the entire length of the exciting fence, do we need to add wire to the new fence?

a. See response from item 26.

34. To confirm, there will only be an intercom system installed at the first guard checkpoint as you enter the property and a receiver in the main control room, correct? We just want to make sure there isn't supposed to be one in the guard tower as well. We noticed deliveries going in and out of that gate at the guard tower, so we just wanted to confirm.

a. Yes

35. On the electrical plans at the first guard station, we noticed cameras, will those be installed in the future? That is our assumption, but wanted to make sure that wasn't something we needed to be concerned about.

a. Existing.

36. Shop drawings - do we just need to supply shop drawings showing where specific equipment will be placed that is being added? Most everything is already in the plans.

a. Shop drawings are required as specifically indicated.

37. Note 5 on drawing E-00-501 states that the layout is based on a Lift Master Model CSL24UL gate operators located at check point 1, but the specifications state to use a Tymetal gate operator, can you please clarify which is correct?

a. Box 1 gates are Lift Master operators all other gates are Tymetal operators.

38. Drawing E-00-503 shows Gate Locks being wired into the gate operators for New Gates 30A and

32A. Please advise make and model of lock and mounting requirements for this application.

a. Locks are part of the Tymetal System.

39. Please provide a cast in place concrete spec for this project.

a. Spec has been included.

40. Note 4 on plan sheet CS-502 shows a detail for an electromechanical lock, can you please clarify which gates will be getting this lock?

a. All gates except those at Box 1.

41. Is there a designated area for spoils after digging for the gravel, rat wall, etc.

a. LLCC will designate a location on site at the preconstruction meeting.

42. Please provide a bollard spec. for this project.

a. See revised detail on Sheet CS-501

43. Are concrete trucks going to be allowed within the facility when pouring concrete for the perimeter fence? Please advise.

a. Concrete trucks will be allowed on site inside the perimeter fence.

5130 ADDENDUM ONE 009113-6

44. Please advise is all the barbed tape for this project being supplied by the owner.

a. Contractor shall supply

45. Is the state supplied barbed tape new? Please advise.

a. Contractor shall supply

46. Please provide the exact type of barbed tape that is being provided.

a. Note has been revised on CS-501, contractor to provide all materials.

47. On plan sheet CS-105 note 7 states that the new 5’ foot chain-link fence is to be installed there, but on plan sheet CS-402 note 8 states that the fence to be installed there is relocated horse fence.

Please advise which is correct.

a. Fence shall match existing. There are two types of fence. A wire fence on the north and horse plank fence on the south of Box 1.

1.4 ATTACHMENTS

A. Specification Sections

1. 033010 – Cast-in-place Concrete Foundations

B. Drawings

1. CS-00-401: Enlarged Site Plan

2. CS-00-501: Site Details

3. CS-00-503: Site Details

END OF DOCUMENT 009113

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ELEVATION VIEW

PLAN VIEW

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4"

10" 1' -0

1' -4

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30"Ø

30"Ø

30"Ø

30"Ø 30"Ø

30"Ø30"Ø

30"Ø

4 - #4 CONT.

LAP 24" @

SPLICE

TOP OF RAT

WALL FLUSH

W/ GRADE

1-5/8" O. D. SCH. 40

BOTTOM RAIL

FABRIC EMBEDDED

3" MIN.

POST FOUNDATION

4 - #4

DOWELS

EACH FND.

(6" EMBED)

4-#4 DOWELS

EACH FND.

POST

FOUNDATION

PROVIDE SINGLE STEEL

WIRE FOR SUPPORT OF

RAZOR WIRE

REGULAR POST

4" O. D. @ PEDESTRIAN GATES,

CORNER AND ANGLE POSTS

2 7 8" O.D. @ LINE POSTS

TENSION

BAND

TAG WELD ALL

TENSION AND (MIN. 4

SPOTS PER TENSION

BAND) UP TO 7'-4"

ABOVE GRADE. ALL

POSTS.

SLOPE 1" IN 6"

CONTINUOUS FOUNDATION

WALL (@ GATE ONLY)

RAT WALL

WEED

CONTROL

(CLASS 1

GEOTEXTILE

FABRIC) 6 INCHES KYTC CRUSHED

AGGREGATE - SIZE NO. 2

30" O.L.

RAZOR WIRE

COIL

30" O.L.

RAZOR WIRE

COIL

30" O.L.

RAZOR

WIRE COIL

MAZE BRAND TYPE

30"Ø RAZOR WIRE

TYPICAL.

1-5/8" O. D. SCH. 40

TOP RAIL

NEW INTERIOR FENCE

1-5/8" O. D.

SCH. 40

BOTTOM RAIL

EXISTING

FENCE

30" O.L.

RAZOR WIRE

COIL

5.5'

6"

3"

30" O.L.

RAZOR WIRE

COIL

"Y" BARS WITH

BARBED WIRE TO

HOLD RAZOR WIRE

COIL

4" O. D. @ PEDESTRIAN GATES,

CORNER AND ANGLE POSTS

2 7 8" O.D. @ LINE POSTS

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7' -4

SWING GATE ELEVATION

16" @ LINE POSTS

24" @ PEDESTRIAN GATES, ANGLE,

END & CORNER POSTS

4' -0

3' -6

" M

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3' -0

3' -4

2'-0"

DIA

6" STEEL PIPE FILLED W/CONC

(PAINT BRIGHT YELLOW)

FIN GRADE

4-#5 BARS

STANDARD WELDING CAP

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GRW ENGINEERS, INC.

801 CORPORATE DRIVE

LEXINGTON, KY.

(859) 223-3999 / FAX (859) 223-8917

engineeringarchitecturegeospatial www.grwinc.com

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NOTE:

1. THE OPENING IN THE FENCE LINE SHALL BE BUILT TO ACCOMODATE THE DOOR JAMB.

2. GATE FRAME WILL BE FILLED WITH 2" x 2" x 1/4" WOVEN WIRE MESH.

2" X 2" X 1/4"

WOVEN WIRE

MESH

(WELDED IN)

NOT TO SCALE2 PERSONNEL GATE

1080 MECHANICAL LOCK

3"X3" STEEL ANGLE

DOOR PULL

4" X 4" STEEL TUBE

(GATE JAMB)

1/4" ASTRAGAL

TYMETAL HEAVY

DUTY HINGE (2 TYP.)

4" O.D. SCH 40

GATE POST

4" O.D. SCH 40

GATE POST

NOT TO SCALE3 BOLLARD DETAIL

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LUTHER LUCKETT CORRECTIONAL COMPLEX

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FENCE IMPROVEMENTS

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LAGRANGE, KENTUCKY

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A&E FILE NO.

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CHECKED BY

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DRAWN BY

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DRAWING INFORMATION

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FRANKFORT, KENTUCKY

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DIVISION OF ENGINEERING AND CONTRACT ADMINISTRATION

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DEPARTMENT FOR FACILITIES AND SUPPORT SERVICES

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COMMONWEALTH OF KENTUCKY

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engineeringarchitecturegeospatial www.grwinc.com

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TOWER

SHEET KEYNOTES:

1. RELOCATED FIRE HYDRANT AND WATER VALVE. CONNECT

TO WATER LINE (SEE SHEET CS-503, DETAIL 6)

2. PERSONNEL 4' GATE (SEE SHEET CS-501, DETAIL 2)

3. INSTALL CRUSHED STONE PAVING BETWEEN FENCING

(SEE SHEET CS-501, DETAIL 1)

4. INSTALL NEW FENCING (SEE SHEET CS-501, DETAIL 1)

5. INSTALL NEW CONCRETE (SEE SHEET CS-501, DETAIL 1)

6. NEW 20' WIDE SLIDE GATE, WITH OVERHEAD OPERATOR,

CENTER GATE ON EX. ADJACENT SLIDE GATE

7. SEE CS-401 FOR ENLARGED PLAN

8. EX. VEHICULAR SLIDE GATE

9. NEW GATE OPERATOR

10. NEW BOLLARDS

10 10

LEGEND

EX. STORM SEWER

NEW SECURITY FENCE

NEW PERSONNEL GATE

NEW PERIMETER ROAD, ASPHALT

PAVING

NEW STORM SEWER

NEW CONCRETE PAVING

NEW 20' VEHICULAR SLIDE GATE

NEW PAVING, CRUSHED STONE

EX. FENCE

X GATE NUMBER IDENTIFIER

30A

2A

32A

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LUTHER LUCKETT CORRECTIONAL COMPLEX

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FENCE IMPROVEMENTS

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LAGRANGE, KENTUCKY

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RTA DATE

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DECA LOG #

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A&E FILE NO.

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CHECKED BY

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DRAWN BY

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DRAWING DATE

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DRAWING NO.

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REVISION HISTORY OF THIS DRAWING

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DESCRIPTION OF REVISIONS

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FRANKFORT, KENTUCKY

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DEPARTMENT FOR FACILITIES AND SUPPORT SERVICES

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COMMONWEALTH OF KENTUCKY

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CS-401

ENLARGED SITE PLAN

1/8" SPACE

5/8" CLOSED CELL EXPANDED

POLYETHYLENE FOAM BACKER ROD

SILICON JOINT SEALANT

(MAINTAIN 2:1 WIDTH TO DEPTH

RATIO FOR JOINT SEALANT)

1/2"

1/ 4"

3/ 8"

3/

8"

12" 9"

PCC PAVEMENT

EXISTING ASPHALT

PAVEMENT

18"

9"

2/CS-504

1.25" 15"20"

SLAB

THICKNESS (t)

DOWEL

LENGTH (L)

DOWEL

DIAMETER

DOWEL SPACING

O.C.

NEW PCC PAVEMENT

SMOOTH DOWEL BARS

PAINT AND GREASE ON

HALF END OF DOWEL

T T/2

L/2 L/2

EXPANSION JOINT MATERIAL

PREFORMED ELASTOMERIC

ASTM D2628 SEAL

D.S. BROWN CO. ELASTIC SEAL E-2000)

EXISTING OR NEW

PCC PAVEMENT

D.S. BROWN CO. ELASTIC SEAL E-2000)

NTS

1 1/4"

2 1/2"

1/4" ± 1/16"

1 1/2"

PROPOSED UTILITY PAD

OR STRUCTURE

1/CS-504

APRON PCC PAVEMENT UTILITY PAD OR STRUCTURE

6" DGA ON COMPACTED

FILL

18"

9"

TOP OF PAVEMENT

STEEL REINF BARS

CONC KICKER

18" MIN LAYING LENGTH

FINISHED GRADE

FIRE HYDRANT WITH 2 - 2.5"

HOSE NOZZLES AND ONE

PUMPER NOZZLE

3" PIECE C.I. VALVE BOX

(COVER MARKED "WATER")

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(4 REQ'D)

TIE RODS

(4 REQ'D)

GATE

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NOTE:

BRANCH LINES ARE 6" MIN.

PLACE CONC KICKER (CONC

OR SOILD CONC BLOCK)

BEHIND HYDRANT, M.J. 12"

DEEP, 15" HIGH & FULL WIDTH

OF TRENCH.

12" OF CRUSHED STONE, FINE

GRAVEL, OR SAND UNDER

HYDRANT FOR DRAINAGE.

NOT TO SCALE1 "F" DOWELED CONSTRUCTION JOINT

NOT TO SCALE5 JOINT SEALANT DETAIL

NOT TO SCALE3 "B" EXPANSION JOINT

NOT TO SCALE4 "B" EXPANSION JOINT

"T" THICKENED EDGE EXPANSION

JOINT TO SIDEWALK TO BUILDING

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GRW ENGINEERS, INC.

801 CORPORATE DRIVE

LEXINGTON, KY.

(859) 223-3999 / FAX (859) 223-8917

engineeringarchitecturegeospatial www.grwinc.com

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LUTHER LUCKETT CORRECTIONAL COMPLEX

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FENCE IMPROVEMENTS

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LAGRANGE, KENTUCKY

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RTA DATE

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DECA LOG #

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A&E FILE NO.

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CHECKED BY

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DRAWN BY

AutoCAD SHX Text 08/16/2024

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DRAWING DATE

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DRAWING INFORMATION

AutoCAD SHX Text 5130-01

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DRAWING NO.

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AS BUILT DATE

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PHASE

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DATE

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DESCRIPTION OF REVISIONS

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REVISION HISTORY OF THIS DRAWING

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DATE

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DESCRIPTION OF REVISIONS

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FRANKFORT, KENTUCKY

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DIVISION OF ENGINEERING AND CONTRACT ADMINISTRATION

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DEPARTMENT FOR FACILITIES AND SUPPORT SERVICES

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FINANCE AND ADMINISTRATION CABINET

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COMMONWEALTH OF KENTUCKY

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ACCOUNT NO.

AutoCAD SHX Text 08/16/2024

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527-CAU3-LL29-00

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RTA

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AMH

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CS-503

SITE DETAILS

2/7/14 CAST-IN-PLACE CONCRETE FOUNDATIONS 033010-1

SECTION 033010 - CAST-IN-PLACE CONCRETE FOUNDATIONS

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary

Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section includes cast-in-place concrete, including formwork, reinforcement, concrete materials, mixture design, placement procedures, and finishes, for the following:

1. Storm Sewer Structures.

2. Concrete Work Associated with Fencing.

B. Related Sections:

1. Division 32 Section "Concrete Paving" for concrete pavement and walks.

1.3 DEFINITIONS

A. Cementitious Materials: Portland cement alone or in combination with one or more of the following: blended hydraulic cement, fly ash and other pozzolans, ground granulated blast-furnace slag, and silica fume; subject to compliance with requirements.

1.4 ACTION SUBMITTALS

A. Product Data: For each type of product indicated.

B. Design Mixtures: For each concrete mixture. Submit alternate design mixtures when characteristics of materials, Project conditions, weather, test results, or other circumstances warrant adjustments.

1. Indicate amounts of mixing water to be withheld for later addition at Project site.

C. Steel Reinforcement Shop Drawings: Placing drawings that detail fabrication, bending, and placement. Include bar sizes, lengths, material, grade, bar schedules, stirrup spacing, bent bar diagrams, bar arrangement, splices and laps, mechanical connections, tie spacing, hoop spacing, and supports for concrete reinforcement.

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D. Construction Joint Layout: Indicate proposed construction joints required to construct the structure.

1. Location of construction joints is subject to approval of the Architect/Engineer.

1.5 QUALITY ASSURANCE

A. Manufacturer Qualifications: A firm experienced in manufacturing ready-mixed concrete products and that complies with ASTM C 94/C 94M requirements for production facilities and equipment.

1. Manufacturer certified according to NRMCA's "Certification of Ready Mixed

Concrete Production Facilities."

B. ACI Publications: Comply with the following unless modified by requirements in the Contract

Documents:

1. ACI 301, "Specifications for Structural Concrete

2. ACI 117, "Specifications for Tolerances for Concrete Construction and

Materials."

1.6 DELIVERY, STORAGE, AND HANDLING

A. Reinforcement and Anchor Rods: Deliver, store, and handle steel reinforcement and anchor rods to prevent bending and damage.

PART 2 - PRODUCTS

2.1 STEEL REINFORCEMENT

A. Recycled Content of Steel Products: Postconsumer recycled content plus one-half of preconsumer recycled content not less than 25 percent.

B. Reinforcing Bars: ASTM A 615/A 615M, Grade 60, deformed.

2.2 REINFORCEMENT ACCESSORIES

A. Bar Supports: Bolsters, chairs, spacers, and other devices for spacing, supporting, and fastening reinforcing bars and welded wire reinforcement in place. Manufacture bar supports from steel wire, plastic, or precast concrete according to CRSI's "Manual of Standard Practice," of greater compressive strength than concrete and as follows:

2/7/14 CAST-IN-PLACE CONCRETE FOUNDATIONS 033010-3

2.3 ANCHOR RODS FOR STEEL COLUMNS

A. Unheaded Anchor Rods: ASTM F 1554, Grade 36.

1. Configuration: Straight, threaded each end with three sets nut and washer each and one plate washer each as indicated.

2. Nuts: ASTM A 563 heavy-hex carbon steel.

3. Plate Washers: ASTM A 36/A 36M carbon steel.

4. Washers: ASTM F 436, Type 1, hardened carbon steel.

5. Finish: Plain.

2.4 CONCRETE MATERIALS

A. Cementitious Material:

1. Portland Cement: ASTM C 150 Type I/II.

a. Fly Ash: ASTM C 618, Class F.

B. Normal-Weight Aggregates: ASTM C 33.

1. Maximum Coarse-Aggregate Size: 1 inch nominal.

2. Fine Aggregate: Free of materials with deleterious reactivity to alkali in cement.

C. Water: ASTM C 94/C 94M and potable.

2.5 ADMIXTURES

A. Air-Entraining Admixture: ASTM C 260.

B. Chemical Admixtures: Provide admixtures certified by manufacturer to be compatible with other admixtures and that will not contribute water-soluble chloride ions exceeding those permitted in hardened concrete. Do not use calcium chloride or admixtures containing calcium chloride.

1. Water-Reducing Admixture: ASTM C 494/C 494M, Type A.

2.6 CURING MATERIALS

A. Evaporation Retarder: Waterborne, monomolecular film forming, manufactured for application to fresh concrete.

B. Absorptive Cover: AASHTO M 182, Class 2, burlap cloth made from jute or kenaf, weighing approximately 9 oz./sq. yd. when dry.

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C. Moisture-Retaining Cover: ASTM C 171, polyethylene film or white burlap-polyethylene sheet.

D. Water: Potable.

E. Clear, Waterborne, Membrane-Forming Curing Compound: ASTM C 309, Type 1, Class B, dissipating.

2.7 RELATED MATERIALS

A. Bonding Agent: ASTM C 1059/C 1059M, Type II, non-redispersible, acrylic emulsion or styrene butadiene.

B. Epoxy Bonding Adhesive: ASTM C 881, two-component epoxy resin, capable of humid curing and bonding to damp surfaces, of class suitable for application temperature and of grade to suit requirements, and as follows:

2.8 CONCRETE MIXTURES, GENERAL

A. Prepare design mixtures for each type and strength of concrete, proportioned on the basis of laboratory trial mixture or field test data, or both, according to ACI 301.

1. Use a qualified independent testing agency for preparing and reporting proposed mixture designs based on laboratory trial mixtures.

B. Cementitious Materials: Limit percentage, by weight, of cementitious materials other than

Portland cement in concrete as follows:

1. Fly Ash: 25 percent.

2. Combined Fly Ash and Pozzolan: 25 percent.

C. Admixtures: Use admixtures according to manufacturer's written instructions.

1. Use water-reducing admixture in concrete, as required, for placement and workability.

2. Use water-reducing and retarding admixture when required by high temperatures, low humidity, or other adverse placement conditions.

3. Use water-reducing admixture in pumped concrete, and concrete with a water-cementitious materials ratio below 0.50.

2.9 CONCRETE MIXTURES FOR FOUNDATIONS:

A. Fence post footings and rat wall: Proportion normal-weight concrete mixture as follows:

1. Minimum Compressive Strength: 4000 psi at 28 days.

2. Maximum Water-Cementitious Materials Ratio: 0.55.

2/7/14 CAST-IN-PLACE CONCRETE FOUNDATIONS 033010-5

3. Slump Limit: 4 inches plus or minus 1 inch at point of placement.

4. Air Content: Natural Air.

2.10 FABRICATING REINFORCEMENT

A. Fabricate steel reinforcement according to CRSI's "Manual of Standard Practice."

2.11 CONCRETE MIXING

A. Ready-Mixed Concrete: Measure, batch, mix, and deliver concrete according to

ASTM C 94/C 94M, and furnish batch ticket information to special inspector.

1. When air temperature is between 85 and 90 deg F reduce mixing and delivery time from 1-1/2 hours to 75 minutes; when air temperature is above 90 deg F, reduce mixing and delivery time to 60 minutes.

PART 3 - EXECUTION

3.1 FORMWORK

A. Design, erect, shore, brace, and maintain formwork, according to ACI 301, to support vertical, lateral, static, and dynamic loads, and construction loads that might be applied, until structure can support such loads.

B. Construct formwork so concrete members and structures are of size, shape, alignment, elevation, and position indicated, within tolerance limits of ACI 117.

C. Limit concrete surface irregularities, designated by ACI 347 as abrupt or gradual, as follows:

1. Class A, 1/8 inch for smooth-formed finished surfaces.

2. Class B, 1/4 inch for rough-formed finished surfaces.

D. Construct forms tight enough to prevent loss of concrete mortar.

E. Fabricate forms for easy removal without hammering or prying against concrete surfaces.

Provide crush or wrecking plates where stripping may damage cast concrete surfaces.

1. Do not use rust-stained steel form-facing material.

F. Locate temporary openings in forms at inconspicuous locations.

G. Form openings required in the Work. Determine sizes and locations from trades providing such items.

H. Clean forms and adjacent surfaces to receive concrete. Remove chips, wood, sawdust, dirt, and other debris just before placing concrete.

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I. Retighten forms and bracing before placing concrete, as required, to prevent mortar leaks and maintain proper alignment.

J. Coat contact surfaces of forms with form-release agent according to manufacturer's written instructions, before placing reinforcement.

K. All formwork shall be inspected for straightness, sufficient bracing strength, alignment by someone designated by Owner or Consultant.

3.2 EMBEDDED ITEMS

A. Place and secure anchorage devices and other embedded items required for adjoining work that is attached to or supported by cast-in-place concrete. Use setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

1. Install anchor rods, accurately located, to elevations required and complying with tolerances in Section 7.5 of AISC's "Code of Standard Practice for Steel Buildings and Bridges."

3.3 REMOVING AND REUSING FORMS

A. General: Formwork for sides of beams, walls, columns, and similar parts of the Work that does not support weight of concrete may be removed after cumulatively curing at not less than 50 deg F for 24 hours after placing concrete. Concrete has to be hard enough to not be damaged by form-removal operations and curing and protection operations need to be maintained.

B. Clean and repair surfaces of forms to be reused in the Work. Split, frayed, delaminated, or otherwise damaged form-facing material shall not be reused for exposed surfaces. Apply new form-release agent.

C. When forms are reused, clean surfaces, remove fins and laitance, and tighten to close joints.

Align and secure joints to avoid offsets. Do not use patched forms for exposed concrete surfaces unless approved by Architect/Engineer.

3.4 STEEL REINFORCEMENT

A. General: Comply with CRSI's "Manual of Standard Practice" for placing reinforcement.

1. Do not cut or puncture vapor retarder. Repair damage and reseal vapor retarder before placing concrete.

B. Clean reinforcement of loose rust and mill scale, earth, ice, and other foreign materials that would reduce bond to concrete.

C. Accurately position, support, and secure reinforcement against displacement. Locate and support reinforcement with bar supports to maintain minimum concrete cover. Do not tack weld crossing reinforcing bars.

2/7/14 CAST-IN-PLACE CONCRETE FOUNDATIONS 033010-7

D. Set wire ties with ends directed into concrete, not toward exposed concrete surfaces.

3.5 JOINTS

A. General: Construct joints true to line with faces perpendicular to surface plane of concrete.

B. Construction Joints: Install so strength and appearance of concrete are not impaired, at locations indicated or as approved by Architect/Engineer. If no construction joints are indicated then contact Architect/Engineer for locations.

1. Place joints perpendicular to main reinforcement. Continue reinforcement across construction joints unless otherwise indicated. Do not continue reinforcement through sides of strip placements of floors and slabs.

2. Space vertical joints in walls as indicated but not less than 24’-0” apart. Locate joints beside piers integral with walls, near corners, and in concealed locations where possible.

3. Use a bonding agent at locations where fresh concrete is placed against hardened or partially hardened concrete surfaces.

C. Contraction Joints: Install so strength and appearance of concrete are not impaired, at locations indicated or as approved by Architect/Engineer. If no contraction joints are indicated then contact Architect/Engineer for locations.

3.6 CONCRETE PLACEMENT

A. Before placing concrete, verify that installation of formwork, reinforcement, and embedded items is complete and that required inspections have been performed.

B. Do not add water to concrete during delivery, at Project site, or during placement unless approved by Architect.

C. Before test sampling and placing concrete, water may be added at Project site, subject to limitations of ACI 301.

D. Deposit concrete continuously in one layer or in horizontal layers of such thickness that no new concrete will be placed on concrete that has hardened enough to cause seams or planes of weakness. If a section cannot be placed continuously, provide construction joints as indicated.

Deposit concrete to avoid segregation.

1. Deposit concrete in horizontal layers of depth to not exceed formwork design pressures and in a manner to avoid inclined construction joints.

2. Consolidate placed concrete with mechanical vibrating equipment according to

ACI 301.

3. Do not use vibrators to transport concrete inside forms. Insert and withdraw vibrators vertically at uniformly spaced locations to rapidly penetrate placed layer and at least 6 inches into preceding layer. Do not insert vibrators into lower layers of concrete that have begun to lose plasticity. At each insertion, limit

2/7/14 CAST-IN-PLACE CONCRETE FOUNDATIONS 033010-8

duration of vibration to time necessary to consolidate concrete and complete embedment of reinforcement and other embedded items without causing mixture constituents to segregate.

E. Cold-Weather Placement: Comply with ACI 306.1 and as follows. Protect concrete work from physical damage or reduced strength that could be caused by frost, freezing actions, or low temperatures.

1. When average high and low temperature is expected to fall below 40 deg F for three successive days, maintain delivered concrete mixture temperature within the temperature range required by ACI 301.

2. Do not use frozen materials or materials containing ice or snow. Do not place concrete on frozen subgrade or on subgrade containing frozen materials.

3. Do not use calcium chloride, salt, or other materials containing antifreeze agents or chemical accelerators unless otherwise specified and approved in mixture designs.

3.7 FINISHING FORMED SURFACES

A. Rough-Formed Finish: As-cast concrete texture imparted by form-facing material with tie holes and defects repaired and patched. Remove fins and other projections that exceed specified limits on formed-surface irregularities.

1. Apply to concrete surfaces not exposed to public view in the finished work.

B. Smooth-Formed Finish: As-cast concrete texture imparted by form-facing material, arranged in an orderly and symmetrical manner with a minimum of seams. Repair and patch tie holes and defects. Remove fins and other projections that exceed specified limits on formed-surface irregularities.

1. Apply to concrete surfaces exposed to public view in the finished work.

C. Related Unformed Surfaces: At tops of walls, horizontal offsets, and similar unformed surfaces adjacent to formed surfaces, strike off smooth and finish with a texture matching the requirements for formed finishes.

3.8 MISCELLANEOUS CONCRETE ITEMS

A. Filling In: Fill in holes and openings left in concrete structures after work of other trades is in place unless otherwise indicated. Mix, place, and cure concrete, as specified, to blend with in-place construction. Provide other miscellaneous concrete filling indicated or required to complete the Work.

2/7/14 CAST-IN-PLACE CONCRETE FOUNDATIONS 033010-9

3.9 CONCRETE PROTECTING AND CURING

A. General: Protect freshly placed concrete from premature drying and excessive cold or hot temperatures. Comply with ACI 306.1 for cold-weather protection and ACI 301 for hot-weather protection during curing.

B. Evaporation Retarder: Apply evaporation retarder to unformed concrete surfaces if hot, dry, or windy conditions cause moisture loss before and during finishing operations. Apply according to manufacturer's written instructions after placing, screeding, and bull floating or darbying concrete, but before float finishing.

C. Formed Surfaces: Cure formed concrete surfaces, including underside of beams, supported slabs, and other similar surfaces. If forms remain during curing period, moist cure after loosening forms. If removing forms before end of curing period, continue curing for the remainder of the curing period.

D. Unformed Surfaces: Begin curing immediately after finishing concrete. Cure unformed surfaces, including floors and slabs, concrete floor toppings, and other surfaces.

E. Cure concrete according to ACI 308.1, by one or a combination of the following methods:

1. Moisture Curing: Keep surfaces continuously moist for not less than seven days with the following materials:

a. Absorptive cover, water saturated, and kept continuously wet. Cover concrete surfaces and edges with 12-inch lap over adjacent absorptive covers.

2. Moisture-Retaining-Cover Curing: Cover concrete surfaces with moisture-retaining cover for curing concrete, placed in widest practicable width, with sides and ends lapped at least 12 inches, and sealed by waterproof tape or adhesive.

Cure for not less than seven days. Immediately repair any holes or tears during curing period using cover material and waterproof tape.

3. Curing Compound: Apply uniformly in continuous operation by power spray or roller according to manufacturer's written instructions. Recoat areas subjected to heavy rainfall within three hours after initial application. Maintain continuity of coating and repair damage during curing period.

a. Removal: After curing period has elapsed, remove curing compound without damaging concrete surfaces by method recommended by curing compound manufacturer.

3.10 CONCRETE SURFACE REPAIRS

A. Defective Concrete: Repair and patch defective areas when approved by Architect/Engineer.

Remove and replace concrete that cannot be repaired and patched to Architect/Engineer's approval.

2/7/14 CAST-IN-PLACE CONCRETE FOUNDATIONS 033010-10

B. Patching Mortar: Mix dry-pack patching mortar, consisting of one part Portland cement to two and one-half parts fine aggregate passing a No. 16 sieve, using only enough water for handling and placing.

C. Repairing Formed Surfaces: Surface defects include color and texture irregularities, cracks, spalls, air bubbles, honeycombs, rock pockets, fins and other projections on the surface, and stains and other discolorations that cannot be removed by cleaning.

1. Immediately after form removal, cut out honeycombs, rock pockets, and voids more than 1/2 inch in any dimension to solid concrete. Limit cut depth to 3/4 inch. Make edges of cuts perpendicular to concrete surface. Clean, dampen with water, and brush-coat holes and voids with bonding agent. Fill and compact with patching mortar before bonding agent has dried. Fill form-tie voids with patching mortar or cone plugs secured in place with bonding agent.

2. Repair defects on surfaces exposed to view by blending white Portland cement and standard Portland cement so that, when dry, patching mortar will match surrounding color. Patch a test area at inconspicuous locations to verify mixture and color match before proceeding with patching. Compact mortar in place and strike off slightly higher than surrounding surface.

3. Repair defects on concealed formed surfaces that affect concrete's durability and structural performance as determined by Architect.

D. Repairing Unformed Surfaces: Test unformed surfaces, such as floors and slabs, for finish and verify surface tolerances specified for each surface. Correct low and high areas.

1. Repair finished surfaces containing defects. Surface defects include spalls, popouts, honeycombs, rock pockets, crazing and cracks in excess of 0.03 inch wide or that penetrate to reinforcement or completely through unreinforced sections regardless of width, and other objectionable conditions.

2. After concrete has cured at least 14 days, correct high areas by grinding.

3. Correct localized low areas during or immediately after completing surface finishing operations by cutting out low areas and replacing with patching mortar.

Finish repaired areas to blend into adjacent concrete.

4. Repair defective areas, except random cracks and single holes 1 inch or less in diameter, by cutting out and replacing with fresh concrete. Remove defective areas with clean, square cuts and expose steel reinforcement with at least a 3/4-inch clearance all around. Dampen concrete surfaces in contact with patching concrete and apply bonding agent. Mix patching concrete of same materials and mixture as original concrete except without coarse aggregate. Place, compact, and finish blending with adjacent finished concrete. Cure in same manner as adjacent concrete.

5. Repair random cracks and single holes 1 inch or less in diameter with patching mortar. Groove top of cracks and cut out holes to sound concrete and clean off dust, dirt, and loose particles. Dampen cleaned concrete surfaces and apply bonding agent. Place patching mortar before bonding agent has dried. Compact

2/7/14 CAST-IN-PLACE CONCRETE FOUNDATIONS 033010-11

patching mortar and finish to match adjacent concrete. Keep patched area continuously moist for at least 72 hours.

E. Perform structural repairs of concrete, subject to Architect/Engineer's approval using epoxy adhesive and patching mortar.

F. Repair materials and installation not specified above may be used subject to

Architect/Engineer's approval.

3.11 FIELD QUALITY CONTROL

A. Testing Agency: Contractor will engage a qualified engineering testing agency to perform tests and inspections and shall be responsible for all costs associated with testing. The testing agency selected shall be approved by the Architect-Engineer and the Owner. Testing reports shall be transmitted directly to the Architect-Engineer and the Project Manager by the testing agency.

Reports shall also be transmitted to the Contractor and/or appropriate Subcontractors.

B. Concrete Tests: Testing of composite samples of fresh concrete obtained according to

ASTM C 172 shall be performed according to the following requirements:

1. Testing Frequency: Obtain one composite sample for each day's pour of each concrete mixture.

2. Slump: ASTM C 143/C 143M; one test at point of placement for each composite sample, but not less than one test for each day's pour of each concrete mixture. Perform additional tests when concrete consistency appears to change.

3. Air Content: ASTM C 231, pressure method, for normal-weight concrete; one test for each composite sample, but not less than one test for each day's pour of each concrete mixture.

4. Concrete Temperature: ASTM C 1064/C 1064M; one test hourly when air temperature is

40 deg F and below and when 80 deg F and above, and one test for each composite sample.

5. Unit Weight: ASTM C 567, fresh unit weight of structural lightweight concrete; one test for each composite sample, but not less than one test for each day's pour of each concrete mixture.

6. Compression Test Specimens: ASTM C 31/C 31M.

a. Cast and laboratory cure two sets of two standard cylinder specimens for each composite sample.

b. Cast and field cure two sets of two standard cylinder specimens for each composite sample.

7. Compressive-Strength Tests: ASTM C 39/C 39M; test one set of two laboratory-cured specimens at 7 days and one set of two specimens at 28 days.

a. Test one set of two field-cured specimens at 7 days and one set of two specimens at 28 days.

b. A compressive-strength test shall be the average compressive strength from a set of two specimens obtained from same composite sample and tested at age indicated.

8. When strength of field-cured cylinders is less than 85 percent of companion laboratory-cured cylinders, Contractor shall evaluate operations and provide corrective procedures for protecting and curing in-place concrete.

9. Strength of each concrete mixture will be satisfactory if every average of any three consecutive compressive-strength tests equals or exceeds specified compressive strength

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and no compressive-strength test value falls below specified compressive strength by more than 500 psi.

10. Test results shall be reported in writing to Architect-Engineer, concrete manufacturer, and Contractor within 48 hours of testing. Reports of compressive-strength tests shall contain Project identification name and number, date of concrete placement, name of concrete testing and inspecting agency, location of concrete batch in Work, design compressive strength at 28 days, concrete mixture proportions and materials, compressive breaking strength, and type of break for both 7- and 28-day tests.

11. Additional Tests: Testing and inspecting agency shall make additional tests of concrete when test results indicate that slump, air entrainment, compressive strengths, or other requirements have not been met, as directed by Architect-Engineer. Testing and inspecting agency may conduct tests to determine adequacy of concrete by cored cylinders complying with ASTM C 42/C 42M or by other methods as directed by

Architect-Engineer.

12. Additional testing and inspecting, at Contractor's expense, will be performed to determine compliance of replaced or additional work with specified requirements.

13. Correct deficiencies in the Work that test reports and inspections indicate do not comply with the Contract Documents.

END OF SECTION 033010

033010 - CAST-IN-PLACE CONCRETE FOUNDATIONS