Addendum #02_Sanford Ag Marketplace_2024-0729 (1).pdf

ADDENDUM #2

July 29, 2024

Project Name: Sanford Agricultural Marketplace

Owner: City of Sanford

HH Project #: 22-100

From: HH Architecture

David Carey dcarey@hh-arch.com

To: All plan holders (plan holders list is available on planscope.com)

Message: Bidders are hereby informed that the following additions, deletions, changes and clarifications supersede and supplement the Contract Documents for the above referenced project. It forms a part of the previously issued documents dated 7/12/2024.

This addendum may include revised pages and drawings, which shall be inserted before the corresponding page or drawings in the previously issued documents.

REVISIONS TO SPECIFICATIONS

1. Section 004113 Bid Form: REPLACE entire section with revised section Bid

Form.

2. Section 012200 Unit Prices: REPLACE entire section with revised section

012200.

3. Section 012300 Alternates: REPLACE entire section with revised section

012300.

4. Section 083323 Overhead Coiling Doors: REPLACE entire section with revised section 083323.

5. Section 084113 Aluminum-Framed Entrances and Storefronts, REVISE basis-of-design product in paragraph 2.3A as follows:

Basis-of-Design Product: Subject to compliance with requirements, provide YKK AP America Inc; YES 600 YES 45 TU or a comparable product by one of the following

6. Section 084113 Aluminum-Framed Entrances and Storefronts, REVISE glazing plan description in paragraph 2.3B, item 3 as follows:

Glazing Plane: Front Center-set.

7. Section 330507 Boring and Jacking: ADD entire section to Project Manual for utility work under Charlotte Avenue.

REVISIONS TO DRAWINGS

1. Sheet A411, RCP Legend: Revise verbiage in ceiling types from “clean” to

“cleanable acoustical panel ceiling and grid”.

2. Sheet QF1.0 Foodservice Overall & Equipment Plans: REPLACE entire sheet with revised Sheet QF1.0.

3. Sheet QF1.1 Foodservice Equipment Schedule: REPLACE entire sheet with revised Sheet QF1.1.

4. Sheet QF2.0 Foodservice Equipment Elevation Plan: REPLACE entire sheet with revised Sheet QF2.0.

5. Sheet QF3.0 Foodservice Equipment Plumbing Plan: REPLACE entire sheet with revised Sheet QF3.0.

6. Sheet QF4.0 Foodservice Equipment Electrical Plan: REPLACE entire sheet with revised Sheet QF4.0.

7. Sheet QF6.0 Foodservice Ventilation Plan: REPLACE entire sheet with revised

Sheet QF6.0.

8. Sheet QF8.0 Foodservice Equipment Special Conditions Plan: REPLACE entire sheet with revised Sheet QF8.0.

CLARIFICATIONS

1. Sheet C300 indicates all foundation drain locations.

2. Detail 4/A302: The insulation shown is part of roof assembly R03, as detailed on

Sheet A001. Also, refer to specification section 075419 PVC Roofing for additional information.

3. Sheet A601: All reclaimed wood and hardware is Owner-furnished/Contractor-installed. The photos are provided for visual reference to the hardware. The doors on this sheet are not constructed of reclaimed wood but are constructed of new wood materials. The only reclaimed material for the door construction on this sheet is the hardware. Reclaimed wood is used elsewhere in the project. See sheet A521.

4. The rainwater cistern is an above-ground model. Reference concrete pad on sheet C200.

5. Alternate #3 referencing Food Service equipment has been revised for clarification. See attached revised Alternates specification section.

6. Alternate #6: The "mural" will be owner provided. The doors are to be painted as noted on the Finish Schedule.

7. Mechanical mezzanine access: Refer to Mechanical Mezzanine Plan 01/A131 for reference to a swinging louver panel that will be used to access the mezzanine level. Access will be via ladder by Owner.

8. Keynote E19 on Sheet A201 should be coordinated with alternate #3.

9. The material on top of the retaining walls shown on 05&06/A311 is intended to be cast-in-place concrete. Reference detail 12/S300.

10. It is not anticipated that the sprinkler heads in rooms 107, 108, and 112 be required to be clean room heads with the gasket cover plate.

11. Any required Construction Material Testing and Special Inspections will be by

Owner under a separate contract.

12. Contractor is responsible for all permits and permit fees on this project as follows:

a. Contractor is responsible for submitting drawings and paying all fees for building permit review and approval to the City of Sanford.

b. Contractor is responsible for submitting drawings and paying all fees for food service review and approval to Lee County.

c. Any tap fees for utilities will be the responsibility of the Contractor.

d. We do not anticipate any NCDOT fees to be paid by the contractor.

e. Any NCDEQ fees for erosion control will be paid by the Owner.

f. An allowance for all fees will be provided in the final addendum.

13. Property recombination and the removal of property line on C-101 is under a separate contract and not part of Contractor’s scope.

14. This project is under a single-prime contract and all trades are to be included under the General Contractor's scope and to be managed by said contractor.

END OF ADDENDUM 2

Sanford Agricultural Marketplace Construction Documents

City of Sanford 07/12/2024

22-100 Bid Form - Stipulated Sum (single-prime Contract) 004113 - 1

CD 05/02/2024

SECTION 004113-BID FORM - STIPULATED SUM (SINGLE-PRIME CONTRACT)

PART 1 - BID FORM - STIPULATED SUM (SINGLE-PRIME CONTRACT)

1.1 BID INFORMATION

A. Bidder: ____________________________________________________.

B. Project Name: Sanford Agricultural Marketplace.

C. Project Location: 157 Charlotte Avenue, Sanford, NC, 27331.

D. Owner: City of Sanford.

E. Architect: HH Architecture.

F. Architect Project Number: 22-100.

1.2 CERTIFICATIONS AND BASE BID

A. Base Bid, Single-Prime (All Trades) Contract: The undersigned Bidder, having carefully examined the Procurement and Contracting Requirements, Conditions of the Contract, Drawings, Specifications, and all subsequent Addenda, as prepared by HH Architecture and Architect's consultants, having visited the site, and being familiar with all conditions and requirements of the Work, hereby agrees to furnish all material, labor, equipment and services, including all scheduled allowances, necessary to complete the construction of the above-named project, according to the requirements of the Procurement and Contracting Documents, for the stipulated sum of:

1. ________________________________________________ Dollars ($______________).

1.3 BID GUARANTEE

A. The undersigned Bidder agrees to execute a contract for this Work in the above amount and to furnish surety as specified within 10 days after a written Notice of Award, if offered within 60 days after receipt of bids, and on failure to do so agrees to forfeit to Owner the attached cash, cashier's check, certified check, U.S. money order, or bid bond, as liquidated damages for such failure, in the following amount constituting five percent (5%) of the Base Bid amount above:

1. ________________________________________________ Dollars ($______________).

B. In the event Owner does not offer Notice of Award within the time limits stated above, Owner will return to the undersigned the cash, cashier's check, certified check, U.S. money order, or bid bond.

1.4 SUBCONTRACTORS AND SUPPLIERS

A. The following companies shall execute subcontracts for the portions of the Work indicated:

22-100 Bid Form - Stipulated Sum (Single-Prime Contract) 004113 - 2

1. General Work: ________________________________________________________.

2. Plumbing Work: ________________________________________________________.

3. HVAC Work: __________________________________________________________.

4. Electrical Work: _________________________________________________________.

1.5 TIME OF COMPLETION

A. The undersigned Bidder proposes and agrees hereby to commence the Work of the Contract Documents on a date specified in a written Notice to Proceed to be issued by Architect, and shall fully complete the Work within 334 calendar days.

1.6 ACKNOWLEDGEMENT OF ADDENDA

A. The undersigned Bidder acknowledges receipt of and use of the following Addenda in the preparation of this Bid:

1. Addendum No. 1, dated ____________________.

2. Addendum No. 2, dated ____________________.

3. Addendum No. 3, dated ____________________.

4. Addendum No. 4, dated ____________________.

1.7 ALTERNATES

A. The undersigned Bidder proposes the amount below be added to or deducted from the Base Bid if particular alternates are accepted by Owner. Amounts listed for each alternate include costs of related coordination, modification, or adjustment.

B. If the alternate does not affect the Contract Sum, the Bidder shall indicate "NO CHANGE."

C. If the alternate does not affect the Work of this Contract, the Bidder shall indicate "NOT

APPLICABLE."

D. The Bidder shall be responsible for determining from the Contract Documents the effects of each alternate on the Contract Time and the Contract Sum.

E. Owner reserves the right to accept or reject any alternate, in any order, and to award or amend the Contract accordingly within 60 days of the Notice of Award unless otherwise indicated in the Contract Documents.

F. Acceptance or non-acceptance of any alternates by the Owner shall have no effect on the Contract Time unless the "Schedule of Alternates" Article below provides a formatted space for the adjustment of the Contract Time.

G. Alternates:

1. Alternate No. 1: Indicate cost increase to provide and install standing seam metal roof in lieu of asphalt shingles.

a. ADD____ DEDUCT____ NO CHANGE____

b. ________________________________________________ Dollars

22-100 Bid Form - Stipulated Sum (Single-Prime Contract) 004113 - 3

c. ADD____ DEDUCT____ calendar days to adjust the Contract Time for this alternate.

2. Alternate No. 2: Indicate cost increase to provide and install tongue-and-groove wood roof decking in lieu of corrugated metal deck.

a. ADD____ DEDUCT____ NO CHANGE____

b. ________________________________________________ Dollars

3. Alternate No. 3: Indicate cost increase to provide and install all commercial kitchen equipment.

a. ADD____ DEDUCT____ NO CHANGE____

b. ________________________________________________ Dollars

4. Alternate No. 4: Indicate cost increase to provide and install sidewalks and curb cuts within the public right-of-way.

a. ADD____ DEDUCT____ NO CHANGE____

b. ________________________________________________ Dollars

5. Alternate No. 5: Indicate cost increase to provide and install 1,000-gallon rainwater harvesting cistern.

a. ADD____ DEDUCT____ NO CHANGE____

b. ________________________________________________ Dollars

6. Alternate No. 6: Indicate cost increase to provide and install stationary wood doors with painted mural.

a. ADD____ DEDUCT____ NO CHANGE____

b. ________________________________________________ Dollars

22-100 Bid Form - Stipulated Sum (Single-Prime Contract) 004113 - 4

1.8 UNIT PRICES

A. The undersigned Bidder proposes the amounts below be added to or deducted from the Contract Sum on performance and measurement of the individual items of Work and for adjustment of the quantity given in the Unit-Price Allowance for the actual measurement of individual items of the Work.

B. Unit Prices:

1. Unit-Price No. 1: Removal of unsatisfactory soil and replacement with satisfactory soil material.

a. _______________________________________ Dollars ($_____________) per Cubic Yard.

2. Unit-Price No. 2: Removal of unsatisfactory soil and replacement with aggregate base course.

Cubic Yard.

3. Unit-Price No. 3: 24" Curb and Gutter.

Linear Feet.

4. Unit-Price No. 4: Heavy Duty Concrete Paving.

Square Yard.

5. Unit-Price No. 5: Concrete Sidewalk Paving.

6. Unit-Price No. 6: Asphalt Paving.

7. Unit-Price No. 7: Sod.

Square Feet.

22-100 Bid Form - Stipulated Sum (Single-Prime Contract) 004113 - 5

1.9 ALLOWANCES

A. The undersigned Bidder certifies that Base Bid submission to which this Bid Supplement is attached includes those allowances described in the Contract Documents and scheduled in Section 012100 "Allowances."

1.10 CONTRACTOR'S LICENSE

A. The undersigned further states that it is a duly licensed contractor, for the type of work proposed, in Lee County, and that all fees, permits, etc., pursuant to submitting this proposal have been paid in full.

1.11 SUBMISSION OF BID

A. Respectfully submitted this ____ day of ____________, 20__.

B. Submitted By:________________________________________________________(Name of bidding firm or corporation).

C. Authorized Signature:_______________________________________(Handwritten signature).

D. Signed By:___________________________________________________(Type or print name).

E. Title:__________________________________(Owner/Partner/President/Vice President).

F. Witness By:___________________________________________(Handwritten signature).

G. Attest:_______________________________________________(Handwritten signature).

H. By:___________________________________________________(Type or print name).

I. Title:________________________________(Corporate Secretary or Assistant Secretary).

J. Street Address:___________________________________________________________.

K. City, State, Zip:__________________________________________________________.

L. Phone:_________________________________________________________________.

M. License No.:____________________________________________________________.

N. Federal ID No.:____________________________________(Affix Corporate Seal Here).

END OF SECTION 004113

Unit Prices 012200 - 1

SECTION 012200 - UNIT PRICES

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and other Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section includes administrative and procedural requirements for unit prices.

B. RELATED REQUIREMENTS:

1. Section 012100 "Allowances" for procedures for using unit prices to adjust quantity allowances.

2. Section 012600 "Contract Modification Procedures" for procedures for submitting and handling

Change Orders.

3. Section 014000 "Quality Requirements" for field testing by an independent testing agency.

1.3 DEFINITIONS

A. Unit price is an amount incorporated into the Agreement, applicable during the duration of the Work as a price per unit of measurement for materials, equipment, or services, or a portion of the Work, added to or deducted from the Contract Sum by appropriate modification, if the scope of Work or estimated quantities of Work required by the Contract Documents are increased or decreased.

1.4 PROCEDURES

A. Unit prices include all necessary material, plus cost for delivery, installation, insurance, applicable taxes, overhead, and profit.

B. Measurement and Payment: See individual Specification Sections for work that requires establishment of unit prices. Methods of measurement and payment for unit prices are specified in those Sections.

C. Owner reserves the right to reject Contractor's measurement of work-in-place that involves use of established unit prices and to have this work measured, at Owner's expense, by an independent surveyor acceptable to Contractor.

D. List of Unit Prices: A schedule of unit prices is included in Part 3. Specification Sections referenced in the schedule contain requirements for materials described under each unit price.

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION

3.1 SCHEDULE OF UNIT PRICES

A. Unit Price No. 1: Removal of unsatisfactory soil and replacement with satisfactory soil material.

1. Description: Unsatisfactory soil excavation and disposal off-site and replacement with satisfactory fill material or engineered fill from off-site, as required, in accordance with Section 312000 "Earth

Moving."

Unit Prices 012200 - 2

2. Unit of Measurement: Cubic yard of soil excavated, based on in-place surveys of volume before and after removal.

B. Unit Price No. 2: Removal of unsatisfactory soil and replacement with aggregate base course.

1. Description: Classified mass rock excavation and disposal off-site and replacement with aggregate base course, in accordance with Section 321123 "Aggregate Base Courses."

2. Unit of Measurement: Cubic yard of rock excavated, based on in-place surveys of volume before and after removal.

C. Unit Price No. 3: 24" Curb and Gutter

1. Description: Concrete integral 24" curb and gutter in accordance with Section 321313 "Concrete

Paving."

2. Unit of Measurement: Linear feet of curb and gutter.

D. Unit Price No. 4: Heavy Duty Concrete Paving.

1. Description: Heavy duty concrete paving in accordance with Section 321313 "Concrete Paving."

2. Unit of Measurement: Square yard.

E. Unit Price No. 5: Concrete Sidewalk Paving:

1. Description: Concrete sidewalk paving per detail 02/C600. in accordance with Section 321313

"Concrete Paving."

2. Unit of Measurement: Square yard.

F. Unit Price No. 6: Asphalt Paving:

1. Description: Asphalt Paving in accordance with Section 321216 "Asphalt Paving."

2. Unit of Measurement: Square yard.

G. Unit Price No. 7: Sod:

1. Description: Sodding in accordance with Section 329223 "Sodding."

2. Unit of Measurement: Square feet.

END OF SECTION

Alternates 012300 - 1

SECTION 012300 - ALTERNATES

PART 1 - GENERAL

SUMMARY

A. Section includes administrative and procedural requirements for alternates.

B. Related Sections:

1. Section 012100 “Allowances” for corresponding allowances.

DEFINITIONS

C. Alternate: An amount proposed by bidders and stated on the Bid Form for certain work defined in the bidding requirements that may be added to or deducted from the base bid amount if Owner decides to accept a corresponding change either in the amount of construction to be completed or in the products, materials, equipment, systems, or installation methods described in the Contract Documents.

1. Alternates described in this Section are part of the Work only if enumerated in the Agreement.

2. The cost or credit for each alternate is the net addition to or deduction from the Contract Sum to incorporate alternate into the Work. No other adjustments are made to the Contract Sum.

PROCEDURES

D. Coordination: Revise or adjust affected adjacent work as necessary to completely integrate work of the alternate into Project.

1. Include as part of each alternate, miscellaneous devices, accessory objects, and similar items incidental to or required for a complete installation whether or not indicated as part of alternate.

E. Notification: Immediately following award of the Contract, notify each party involved, in writing, of the status of each alternate. Indicate if alternates have been accepted, rejected, or deferred for later consideration. Include a complete description of negotiated revisions to alternates.

F. Execute accepted alternates under the same conditions as other work of the Contract.

G. Schedule: A schedule of alternates is included at the end of this Section. Specification Sections referenced in schedule contain requirements for materials necessary to achieve the work described under each alternate.

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION

SCHEDULE OF ALTERNATES

A. Alternate No. 1: Exposed Fastener Standing Seam Metal Roof.

Alternates 012300 - 2

1. Base Bid: Asphalt shingle roof as indicated on Drawing A131 and as specified in Section 073113

“Asphalt Shingles”.

2. Alternate: Exposed fastener standing seam metal roof as specified in Section 074113.16 "Stand-ing Seam Metal Roof Panels."

B. Alternate No. 2: Tongue-and-groove wood roof deck.

1. Base Bid: Exposed corrugated metal roof deck as indicated on Drawing A401 and as specified in

Section 053100 "Steel Decking”.

2. Alternate: Exposed tongue-and-groove wood roof deck as specified in Section 061516 "Wood

Roof Decking."

C. Alternate No. 3: Commercial Kitchen Equipment.

1. Base Bid: Contractor to provide and install all equipment in Demonstration Kitchen 107. All other Commercial Kitchen equipment provided and installed by Owner. Contractor shall still be responsible for all MEP infrastructure serving commercial kitchen equipment, as indicated in the project documents.

2. Alternate: All Commercial Kitchen equipment included in Project scope by Contractor. Reference

Food Service drawings and specifications.

D. Alternate No. 4: Sidewalks and curb cuts within the public right-of-way.

1. Base Bid: Sidewalks and curb cuts located within the public right-of-way are not included in Pro-ject.

2. Alternate: Sidewalks and curb cuts located within the public right-of-way, as indicated on Civil

Drawings, are included in Project.

E. Alternate No. 5: 1,000 gal. rainwater harvesting cistern.

1. Base Bid: No rainwater harvesting cistern included in Project.

2. Alternate: 1,000 gal. aluminum rainwater harvesting cistern included in Project, as indicated on

Drawing A101.

F. Alternate No. 6: Stationary 4'x10' wood doors with painted mural.

1. Base Bid: No stationary doors with painted mural

2. Alternate: Stationary/fixed 4'x10' barn doors constructed from dimensional lumber. Doors hung by reclaimed hardware from original building. Mural painted on fiber cement wall behind station-ary doors by Owner.

END OF SECTION

Overhead Coiling Doors 083323 - 1

SECTION 083323 - OVERHEAD COILING DOORS

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:

1. Insulated service doors.

1.3 ACTION SUBMITTALS

A. Product Data: For each type and size of overhead coiling door and accessory.

1. Include construction details, material descriptions, dimensions of individual components, profiles for slats, and finishes.

B. Shop Drawings: For each installation and for special components not dimensioned or detailed in manufacturer's product data.

1. Include plans, elevations, sections, and mounting details.

2. Include details of equipment assemblies, and indicate dimensions, required clearances, method of field assembly, components, and location and size of each field connection.

3. Include points of attachment and their corresponding static and dynamic loads imposed on structure.

4. For exterior components, include details of provisions for assembly expansion and contraction and for excluding and draining moisture to the exterior.

5. Show locations of controls, locking devices, and other accessories.

C. Samples for Initial Selection: Manufacturer's finish charts showing full range of colors and textures available for units with factory-applied finishes.

1. Include similar Samples of accessories involving color selection.

D. Samples for Verification: For each type of exposed finish on the following components, in manufacturer's standard sizes:

1. Curtain slats.

2. Bottom bar.

3. Guides.

4. Brackets.

5. Hood.

6. Locking device(s).

Overhead Coiling Doors 083323 - 2

7. Include similar Samples of accessories involving color selection.

1.4 INFORMATIONAL SUBMITTALS

A. Qualification Data: For Installer.

B. Sample Warranty: For special warranty.

1.5 CLOSEOUT SUBMITTALS

A. Special warranty.

B. Maintenance Data: For overhead coiling doors to include in maintenance manuals.

1.6 QUALITY ASSURANCE

A. Installer Qualifications: An entity that employs installers and supervisors who are trained and approved by manufacturer for both installation and maintenance of units required for this

Project.

1.7 WARRANTY

A. Special Warranty: Manufacturer agrees to repair or replace components of doors that fail in materials or workmanship within specified warranty period.

1. Warranty Period: Two years from date of Final Acceptance.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Source Limitations: Obtain overhead coiling doors from single source from single manufacturer.

1. Obtain operators and controls from overhead coiling-door manufacturer.

2.2 PERFORMANCE REQUIREMENTS

A. Structural Performance, Exterior Doors: Capable of withstanding the following design wind loads:

1. Design Wind Load: As indicated on Drawings.

2. Deflection Limits: Design overhead coiling doors to withstand design wind load without evidencing permanent deformation or disengagement of door components.

Overhead Coiling Doors 083323 - 3

3. Operability under Wind Load: Design overhead coiling doors to remain operable under design wind load, acting inward and outward.

2.3 DOOR ASSEMBLY (108C)

A. Insulated Service Door: Overhead coiling door formed with curtain of interlocking metal slats.

1. Manufacturers: Subject to compliance with requirements, provide products by one of the following:

a. C.H.I. Overhead Doors, Inc.

b. Cornell; a Cornell Cookson company.

c. Overhead Door Corporation.

d. Wayne-Dalton Corp.

B. Operation Cycles: Door components and operators capable of operating for not less than

20,000. One operation cycle is complete when a door is opened from the closed position to the fully open position and returned to the closed position.

1. Include tamperproof cycle counter.

C. Air Infiltration: Maximum rate of 1.0 cfm/sq. ft. at 15 and 25 mph when tested according to

ASTM E283 or DASMA 105.

D. Insulated Door Curtain R-Value: 6.0 deg F x h x sq.ft./Btu.

E. Insulated Door Assembly U-Factor: 0.90 Btu/deg F x h x sq. ft.

F. Door Curtain Material: Galvanized steel.

G. Door Curtain Slats: Flat profile slats of 1-7/8-inch center-to-center height.

H. Bottom Bar: Two angles, each not less than 1-1/2 by 1-1/2 by 1/8 inch thick; fabricated from hot-dip galvanized steel stainless steel or aluminum extrusions and finished to match door.

I. Curtain Jamb Guides: Galvanized steel with exposed finish matching curtain slats.

J. Hood: Match curtain material and finish.

1. Shape: Round.

2. Mounting: Face of wall.

K. Locking Devices: Equip door with slide bolt for padlock and chain lock keeper.

L. Electric Door Operator

1. Usage Classification: Medium duty, 12 or more cycles per hour and more than

50 cycles per day.

2. Operator Location: Front of hood.

Overhead Coiling Doors 083323 - 4

3. Safety: Listed according to UL 325 by a qualified testing agency for commercial or industrial use; moving parts of operator enclosed or guarded if exposed and mounted at 8 feet or lower.

4. Motor Exposure: Interior.

5. Motor Electrical Characteristics:

a. Horsepower: 1 hp.

b. Voltage: 115-V ac, single phase, 60 Hz.

6. Emergency Manual Operation: Chain type.

7. Obstruction-Detection Device: Automatic photoelectric sensor electric sensor edge on bottom bar.

a. Sensor Edge Bulb Color: Black.

8. Control Station(s): Where indicated on Drawings.

9. Other Equipment: Audible and visual signals.

M. Curtain Accessories: Equip door with weatherseals.

N. Door Finish:

1. Baked-Enamel or Powder-Coated Finish: Custom color to match adjacent metal panel color.

a. Color as selected by Architect from manufacturer's full range.

2. Interior Curtain-Slat Facing: Match finish of exterior curtain-slat face.

2.4 DOOR CURTAIN MATERIALS AND CONSTRUCTION

A. Door Curtains: Fabricate overhead coiling-door curtain of interlocking metal slats, designed to withstand wind loading indicated, in a continuous length for width of door without splices.

Unless otherwise indicated, provide slats of thickness and mechanical properties recommended by door manufacturer for performance, size, and type of door indicated, and as follows:

1. Steel Door Curtain Slats: Zinc-coated (galvanized), cold-rolled structural-steel sheet;

complying with ASTM A653/A653M, with G90 zinc coating; nominal sheet thickness

(coated) of 0.028 inch; and as required.

2. Insulation: Fill slats for insulated doors with manufacturer's standard thermal insulation complying with maximum flame-spread and smoke-developed indexes of 75 and 450, respectively, according to ASTM E84 or UL 723. Enclose insulation completely within slat faces.

3. Metal Interior Curtain-Slat Facing: Match metal of exterior curtain-slat face.

B. Curtain Jamb Guides: Manufacturer's standard angles or channels and angles of same material and finish as curtain slats unless otherwise indicated, with sufficient depth and strength to retain curtain, to allow curtain to operate smoothly, and to withstand loading.

Slot bolt holes for guide adjustment. Provide removable stops on guides to prevent overtravel of curtain, and a continuous bar for holding windlocks.

Overhead Coiling Doors 083323 - 5

2.5 HOODS

A. General: Form sheet metal hood to entirely enclose coiled curtain and operating mechanism at opening head. Contour to fit end brackets to which hood is attached. Roll and reinforce top and bottom edges for stiffness. Form closed ends for surface-mounted hoods and fascia for any portion of between-jamb mounting that projects beyond wall face. Equip hood with intermediate support brackets as required to prevent sagging.

1. Galvanized Steel: Nominal 0.028-inch- thick, hot-dip galvanized-steel sheet with G90 zinc coating, complying with ASTM A653/A653M.

2.6 LOCKING DEVICES

A. Slide Bolt: Fabricate with side-locking bolts to engage through slots in tracks for locking by padlock, located on both left and right jamb sides, operable from coil side.

B. Chain Lock Keeper: Suitable for padlock.

C. Safety Interlock Switch: Equip power-operated doors with safety interlock switch to disengage power supply when door is locked.

2.7 CURTAIN ACCESSORIES

A. Weatherseals for Exterior Doors: Equip each exterior door with weather-stripping gaskets fitted to entire exterior perimeter of door for a weather-resistant installation unless otherwise indicated.

1. At door head, use 1/8-inch- thick, replaceable, continuous-sheet baffle secured to inside of hood or field-installed on the header.

2. At door jambs, use replaceable, adjustable, continuous, flexible, 1/8-inch- thick seals of flexible vinyl, rubber, or neoprene.

B. Push/Pull Handles: Equip each push-up-operated or emergency-operated door with lifting handles on each side of door, finished to match door.

C. Manual Door Operator: Manufacturer's standard chain-hoist crank operator.

1. Provide operator with manufacturer's standard removable operating arm.

2.8 COUNTERBALANCE MECHANISM

A. General: Counterbalance doors by means of manufacturer's standard mechanism with an adjustable-tension, steel helical torsion spring mounted around a steel shaft and contained in a spring barrel connected to top of curtain with barrel rings. Use grease-sealed bearings or self-lubricating graphite bearings for rotating members.

B. Counterbalance Barrel: Fabricate spring barrel of manufacturer's standard hot-formed, structural-quality, seamless or welded carbon-steel pipe, of sufficient diameter and wall

Overhead Coiling Doors 083323 - 6 thickness to support rolled-up curtain without distortion of slats and to limit barrel deflection to not more than 0.03 in./ft. of span under full load.

C. Counterbalance Spring: One or more oil-tempered, heat-treated steel helical torsion springs.

Size springs to counterbalance weight of curtain, with uniform adjustment accessible from outside barrel. Secure ends of springs to barrel and shaft with cast-steel barrel plugs.

D. Torsion Rod for Counterbalance Shaft: Fabricate of manufacturer's standard cold-rolled steel, sized to hold fixed spring ends and carry torsional load.

E. Brackets: Manufacturer's standard mounting brackets of either cast iron or cold-rolled steel plate.

2.9 ELECTRIC DOOR OPERATORS

A. General: Electric door operator assembly of size and capacity recommended and provided by door manufacturer for door and operation-cycles requirement specified, with electric motor and factory-prewired motor controls, starter, gear-reduction unit, solenoid-operated brake, clutch, control stations, control devices, integral gearing for locking door, and accessories required for proper operation.

1. Comply with NFPA 70.

2. Control equipment complying with NEMA ICS 1, NEMA ICS 2, and NEMA ICS 6, with NFPA 70 Class 2 control circuit, maximum 24-V ac or dc.

B. Usage Classification: Electric operator and components capable of operating for not less than number of cycles per hour indicated for each door.

C. Door Operator Location(s): Coordinate door operator location with available room at each door.

1. Top-of-Hood Mounted: Operator is mounted to the right or left door head plate with the operator on top of the door-hood assembly and connected to the door drive shaft with drive chain and sprockets. Headroom is required for this type of mounting.

2. Front-of-Hood Mounted: Operator is mounted to the right or left door head plate with the operator on coil side of the door-hood assembly and connected to the door drive shaft with drive chain and sprockets. Front clearance is required for this type of mounting.

3. Wall Mounted: Operator is mounted to the inside front wall on the left or right side of door and connected to door drive shaft with drive chain and sprockets.

Side room is required for this type of mounting. Wall-mounted operator can also be mounted above or below shaft; if above shaft, headroom is required.

D. Motors: Reversible-type motor with controller (disconnect switch) for motor exposure indicated for each door assembly.

1. Electrical Characteristics: Minimum as indicated for each door assembly. If not indicated, large enough to start, accelerate, and operate door in either direction from any position, at a speed not less than 8 in./sec. and not more than 12 in./sec. , without exceeding nameplate ratings or service factor.

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2. Operating Controls, Controllers, Disconnect Switches, Wiring Devices, and

Wiring: Manufacturer's standard unless otherwise indicated.

3. Coordinate wiring requirements and electrical characteristics of motors and other electrical devices with building electrical system and each location where installed.

E. Limit Switches: Equip each motorized door with adjustable switches interlocked with motor controls and set to automatically stop door at fully opened and fully closed positions.

F. Obstruction-Detection Devices: External entrapment protection consisting of indicated automatic safety sensor capable of protecting full width of door opening. For non-fire-rated doors, activation of device immediately stops and reverses downward door travel. For fire-rated doors, activation delays closing.

1. Photoelectric Sensor: Manufacturer's standard system designed to detect an obstruction in door opening without contact between door and obstruction.

a. Self-Monitoring Type: Designed to interface with door operator control circuit to detect damage to or disconnection of sensing device. When self-monitoring feature is activated, door closes only with sustained or constant pressure on close button.

2. Electric Sensor Edge: Automatic safety sensor edge, located within astragal or weather stripping mounted to bottom bar. Contact with sensor activates device. Connect to control circuit using manufacturer's standard take-up reel or self-coiling cable.

a. Self-Monitoring Type: Four-wire-configured device designed to interface with door operator control circuit to detect damage to or disconnection of sensor edge.

G. Control Station: Three-button control station in fixed location with momentary-contact push-button controls labeled "Open" and "Stop" and sustained- or constant-pressure push-button control labeled "Close."

1. Interior-Mounted Units: Full-guarded, surface-mounted, heavy-duty type, with general-purpose NEMA ICS 6, Type 1 enclosure.

2. Inter-mounted for Exterior door Units: Full-guarded, standard-duty, weatherproof type, NEMA ICS 6, Type 4 enclosure, key operated.

H. Emergency Manual Operation: Equip each electrically powered door with capability for emergency manual operation. Design manual mechanism so required force for door operation does not exceed 25 lbf.

I. Emergency Operation Disconnect Device: Equip operator with hand-operated disconnect mechanism for automatically engaging manual operator and releasing brake for emergency manual operation while disconnecting motor without affecting timing of limit switch. Mount mechanism so it is accessible from floor level. Include interlock device to automatically prevent motor from operating when emergency operator is engaged.

J. Motor Removal: Design operator so motor may be removed without disturbing limit-switch adjustment and without affecting emergency manual operation.

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K. Audible and Visual Signals: Audible alarm and visual indicator lights in compliance with the accessibility standard.

2.10 GENERAL FINISH REQUIREMENTS

A. Comply with NAAMM/NOMMA 500 for recommendations for applying and designating finishes.

B. Appearance of Finished Work: Noticeable variations in same piece are not acceptable.

Variations in appearance of adjoining components are acceptable if they are within the range of approved Samples and are assembled or installed to minimize contrast.

2.11 STEEL AND GALVANIZED-STEEL FINISHES

A. Baked-Enamel or Powder-Coat Finish: Manufacturer's standard baked-on finish consisting of prime coat and thermosetting topcoat. Comply with coating manufacturer's written instructions for cleaning, pretreatment, application, and minimum dry film thickness.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine substrates areas and conditions, with Installer present, for compliance with requirements for substrate construction and other conditions affecting performance of the

Work.

B. Proceed with installation only after unsatisfactory conditions have been corrected.

3.2 INSTALLATION, GENERAL

A. Install overhead coiling doors and operating equipment complete with necessary hardware, anchors, inserts, hangers, and equipment supports; according to manufacturer's written instructions and as specified.

B. Install overhead coiling doors, hoods, controls, and operators at the mounting locations indicated for each door.

C. Accessibility: Install overhead coiling doors, switches, and controls along accessible routes in compliance with the accessibility standard.

D. Power-Operated Doors: Install according to UL 325.

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3.3 FIELD QUALITY CONTROL

A. Testing Agency: A qualified testing agency to perform tests and inspections and to furnish reports to Architect.

B. Repair or remove and replace installations where inspections indicate that they do not comply with specified requirements.

C. Reinspect repaired or replaced installations to determine if replaced or repaired door assembly installations comply with specified requirements.

3.4 STARTUP SERVICE

A. Engage a factory-authorized service representative to perform startup service.

1. Complete installation and startup checks according to manufacturer's written instructions.

2. After electrical circuitry has been energized, operate doors to confirm proper motor rotation and door performance.

3. Test and adjust controls and safety devices. Replace damaged and malfunctioning controls and equipment.

3.5 ADJUSTING

A. Adjust hardware and moving parts to function smoothly so that doors operate easily, free of warp, twist, or distortion.

1. Adjust exterior doors and components to be weather resistant.

B. Lubricate bearings and sliding parts as recommended by manufacturer.

C. Adjust seals to provide tight fit around entire perimeter.

END OF SECTION 083323

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City of Sanford 05/02/2024

BORING AND JACKING 330507.00 - 1

SECTION 330507.00 – BORING AND JACKING

PART 1 - GENERAL

1.1 SUMMARY

A. Scope of Work:

1. Furnish all labor, equipment, materials, and incidentals necessary for installing encasement pipe and carrier pipes under highways, railroads, streets, or other locations by the bore and jack method as specified herein.

2. Perform construction in a manner that will not interfere with the operation of any street, highway, railway, or other facility, and will not weaken or damage the roadbed or structure. Furnish and maintain barricades and lights to safeguard traffic and pedestrians as required by authorities having jurisdiction until such time as the operation has been completed.

3. The omission from the Drawings and Specifications of any details required for the satisfactory installation of the work in its entirety shall not relieve the CONTRACTOR of full responsibility for providing such necessary items.

B. Section Includes:

1. Casing and jacking pipe.

2. Excavation for approach trenches and pits.

1.2 REFERENCE STANDARDS

A. American Association of State Highway and Transportation Officials:

1. AASHTO HB-17 - Standard Specifications for Highway Bridges.

B. American Railway Engineering and Maintenance-of-Way Association:

1. AREMA - Manual for Railway Engineering.

C. American Welding Society:

1. AWS D1.1 - Structural Welding Code – Steel.

D. ASTM International:

1. ASTM A36 - Standard Specification for Carbon Structural Steel.

2. ASTM A139 - Standard Specification for Electric-Fusion (Arc)-Welded Steel Pipe (NPS 4 and Over)

3. ASTM C33 - Standard Specification for Concrete Aggregates.

4. ASTM C150 - Standard Specification for Portland Cement.

E. National Utility Contractors Association:

1. NUCA - Guide to Pipe Jacking and Microtunneling Design.

F. State of North Carolina Department of Transportation

1. Standard Specifications for Roads and Structures, latest revision

2. Policies and Procedures for Accommodating Utilities on Highway Rights of Way

G. Occupational Safety and Health Administration

1. Safety and Health Regulations for Construction

BORING AND JACKING 330507.00 - 2

1.3 COORDINATION

A. For all work within the Department of Transportation right-of-way, notify the appropriate office of the Department of Transportation at least 72 hours prior to beginning construction.

B. No blasting will be done without prior written approval of the Department of Transportation.

If requested, furnish the Department of Transportation with details of the proposed blasting method.

C. At all times, ensure the free and unobstructed use of the right-of-way for the passage of traffic without delay or danger to life, equipment, or property.

1.4 PREINSTALLATION MEETINGS

A. Section 01 30 00 – Administrative Requirements

B. All parties, including the OWNER, ENGINEER, CONTRACTOR, installer, any subs, and the product manufacturer, shall meet prior to commencement of work to review the specification and discuss job specific expectations, needs and requirements.

1.5 SUBMITTALS

A. Section 01 30 00 – Submittals

B. Product Data: Submit product data on steel casing pipe, casing spacers, and end seal materials.

C. Shop Drawings:

1. Indicate details of casing, jacking head, sheeting, and other falsework for trenches and pits, and support for excavation, field sketches, and other details to complete Work.

2. Indicate relationship of proposed installation to existing facilities and/or natural features over installation, angle of installation, right-of-way lines, and general layout of built facilities.

3. Indicate cross-section(s) from field survey, showing installation in relation to actual profile of ground.

4. Submit description of proposed construction plan, dewatering plan, and plan to establish and maintain vertical and horizontal alignments.

D. Delegated Design Submittals: Submit signed and sealed Shop Drawings with design calculations and assumptions for shoring and bracing.

E. Submit emergency response procedures to handle situations when conduit is compromised and jeopardizes safety or integrity of installation.

1. If any movement or settlement occurs which causes or might cause damage to existing facilities or structures over, along, or adjacent to the work, immediately stop any and all work except that which assists making the work secure and prevents further movement, settlement, or damage. Resume installation activities only after all necessary precautions have been taken to prevent further movement, settlement or damage, and repair the damage, at no additional cost to the OWNER, to the satisfaction of the ENGINEER.

F. Submit written report results of visual check of entire length of casing prior to installation of carrier to verify that there are no voids or defective joints.

G. Qualifications Statements:

BORING AND JACKING 330507.00 - 3

1. Submit qualifications for installer and licensed professional.

2. Welders: Qualify procedures and personnel according to AWS D1.1.

1.6 CLOSEOUT SUBMITTALS

A. Project Record Documents: Record actual locations of casing, carrier pipe, and invert elevations.

B. Identify and describe unexpected variations to subsoil conditions or discovery of uncharted utilities.

1.7 QUALITY ASSURANCE

A. Perform Work according to AREMA, NUCA, OSHA, and AASHTO guidelines.

B. Comply with all Federal, State, and local laws, ordinances, rules, and regulations affecting the work under this section.

C. Where applicable, perform Work according to State of North Carolina Department of Transportation standards.

D. All welding procedures used to fabricate and install steel casings shall be performed in accordance with the provisions of ANSI/AWS D1.1.

1.8 QUALIFICATIONS

A. Installer: Company specializing in performing Work of this Section with minimum five years' documented experience.

B. Welders: AWS qualified by an independent local, approved testing agency within the previous 12 months for employed weld types.

1. A minimum of 3 years recent experience within the last 5 years with welding procedures required on this project.

C. Licensed Professional: Professional Engineer experienced in design of specified Work and licensed in State of North Carolina.

1.9 DELIVERY, STORAGE, AND HANDLING

A. Section 01 60 00 – Product Requirements

B. Inspection: Accept materials on Site in manufacturer's original packaging and inspect for damage. If any defective material is discovered, remove it and replace it with a sound pipe or repair defective material in an approved manner and at the CONTRACTOR’s expense.

C. Handling: Support casing and carrier pipes with nylon slings during handling. Do not place pipe within pipe of a larger size and do not roll or drag pipe over gravel or rock.

D. Storage:

1. Store products according to manufacturer instructions.

2. Use wooden shipping braces between layers of stacked pipe.

3. Stack piping lengths no more than three layers high.

4. Store field joint materials in original shipping containers.

BORING AND JACKING 330507.00 - 4

5. Do not store any plastic materials in direct sunlight.

E. Protection:

1. Protect materials from moisture and dust by storing them in clean, dry location remote from construction operations areas.

2. Provide temporary end caps and closures on piping and fittings and maintain them in place until installation.

3. Protect piping system pieces from entry of foreign materials and water by installing temporary covers, completing sections of Work, and isolating parts of completed system.

4. Provide additional protection according to manufacturer instructions.

F. When any material is damaged during transporting, unloading, handling, or storing, the undamaged portions may be used as needed, or, if damaged sufficiently, the ENGINEER will reject the material as being unfit for installation.

1.10 AMBIENT CONDITIONS

A. Section 01 60 00 – Product Requirements

B. Storage Temperature: Maintain 60 to 85 degrees F.

1.11 WARRANTY

A. Section 01 70 00 – Execution and Closeout Requirements

B. All materials shall be warranted to be free from defects in workmanship and materials for one (1) year following final acceptance by the OWNER.

1.12 EXISTING CONDITIONS

A. Field Measurements:

1. Verify field measurements prior to fabrication.

2. Indicate field measurements on Shop Drawings.

PART 2 - PRODUCTS

2.1 CASING AND JACKING PIPE

A. Steel Casing Pipe:

1. Comply with ASTM A139, Grade B.

2. Minimum Yield Strength: 35,000 psi.

3. Welded Joints:

a. Comply with AWS D1.1.

b. Full circumference.

4. Interior and exterior coating.

a. Additional coating requirements, if any, may be included in the encroachment agreement. The encroachment agreement is included and made a part of the Contract Documents.

5. Pipe Sizing:

BORING AND JACKING 330507.00 - 5

a. The encasement pipe shall be of the diameter and wall thickness indicated on the drawings, but in no case shall they be less than required by authorities having jurisdiction.

B. Performance and Design Criteria:

1. Casing Pipe: Leakproof.

2. Loading:

a. Highways:

1) Earth cover.

2) H-20 live loading, according to AASHTO HB-17.

3) Impact loading according to AASHTO HB-17.

b. Railways:

1) Earth cover.

2) Comply with AREMA - Manual for Railway Engineering.

3) Impact loading according to AREMA guidelines.

3. Bracing, Backstops, and Jacks: Of sufficient rating for continuous jacking without stopping except to add pipe sections, and to minimize tendency of ground material to freeze around casing pipe.

2.2 CARRIER PIPE

A. Site Water Distribution System Piping: As specified.

B. Sanitary Sewage System Piping: As specified.

2.3 MATERIALS

A. Soil Backfill for Trench Approaches and Pits to Finish Grade: Subsoil with no rocks 6 inches in diameter or greater, frozen earth, or foreign matter.

B. Filling and Sealing Grout at Pipe Ends: Grout shall be a mixture of approximately one part cement, 1-1/2 parts sand, water reducing retarder and sufficient water to make a stiff workable mix.

C. Pressure-Grout Mix: One-part portland cement and two parts mortar sand, mixed with water to consistency applicable for pressure grouting.

D. Mortar Sand: Comply with ASTM C33.

E. Portland Cement:

1. Portland cement shall be ASTM C150 Type II or Type V, containing less than 0.6 percent alkali.

2.4 ACCESSORIES

A. Steel and Plastic Supports and Insulators:

1. Bands: 14-gage stainless steel.

2. Flange Bolts: 5/16-inch stainless steel.

3. Liner: Heavy-duty PVC.

4. Skids: UHMW Polyethylene.

a. Wood skids are not an acceptable method of supporting the carrier pipe.

5. For Carrier Pipes up to 36 Inches in Diameter Conveying Water or Wastewater

BORING AND JACKING 330507.00 - 6

a. Casing spacers shall be spaced a maximum of eight (8) feet apart along the length of the carrier pipe with one casing spacer within two (2) feet of each side of a pipe joint and the rest evenly spaced.

b. The casing spacer polymer shall contain ultraviolet inhibitors and shall have a minimum compressive strength of 3,000 psi, an 800 Volts/mil dielectric strength and impact strength of 1.5 ft-lbs/inch. Each casing spacer shall have full length, integrally molded skids extending beyond the bell or mechanical joint of the carrier pipe.

B. Steel Strapping: Comply with ASTM A36.

C. Casing End Seals

1. Casing end seals shall be used to completely close both openings on either side of the casing.

2. End seals shall be 1/8-inch-thick synthetic rubber secured with stainless steel banding straps.