BRKR212008 - ADDENDUM NO 1 SIGNED.pdf

SEAY, SEAY & LITCHFIELD, P.C.

1115 S. COURT ST. MONTGOMERY, AL 36104

(334) 263-5162

MAIL@SSLARCH.COM

WWW.SSLARCH.COM

MONTGOMERY DOTHAN AUBURN HUNTSVILLE

The drawings and specifications for Renovate Building 410, dated May 2023 are amended as follows.

Where there are conflicts between the plans and specifications, previously issued addendum, and this addendum, this addendum shall govern.

Where drawing revisions are included, drawing revisions are indicated within revision clouds.

Where specification sections are modified:

- Added specification text is included as follows: bold italicized text

- Deleted text is indicated as follows: in bold text with a strikethrough.

ITEM NO. 1: Refer to specifications. Add the attached specification section 01 2300 – Bid Options with a revised date of 8 March 2024.

ITEM NO. 2: Refer to specifications. Delete specification section 33 1117 “Outside Water System” and replace it with the attached specification section 33 3112 with a revised date of 14 August 2023.

ITEM NO. 3: Refer to specifications. Delete specification section 33 3112 “Sanitary Sewerage” and replace it with the attached specification section 33 3112 with a revised date of 14 August 2023.

ITEM NO. 4: Refer to drawing sheet E6.4, Single Line Diagram. Change “CFGI” to “CFCI” in communications room note #5. Contractor to provide and install Classified Rack if bid option is awarded.

ITEM NO. 5: Refer to specifications. Delete specification section 33 7350 “Site Natural Gas-Distribution.”

Site natural gas distribution to be provided by Spire, Inc. Contractor shall coordinate with Spire during the bid process and include all costs for site natural gas distribution indicated on the drawings within the Contractor’s bid.

END OF ADDENDUM

ADDENDUM #: 1

DATE: 8 March 2024

TO: CMSgt. William Hall

FROM: David Donovan, AIA, LEED AP PROJECT NAME: Renovate Building 410

PROJECT NUMBER: 19059 / BRKR212008

Renovate Building 410 BRKR212008 / 19059 May 2023 Sumpter Smith Joint National Guard Base Type B3 (100%) Submittal Birmingham, AL Revised 8 March 2024

BID OPTIONS 012300 - 1

SECTION 012300 - BID OPTIONS

PART 1 GENERAL

1.01 SECTION INCLUDES

A. Description of Bid Options .

B. Procedures for pricing Bid Options .

1.02 ACCEPTANCE OF Bid Options

A. Bid Options quoted on Bid Forms will be reviewed and accepted or rejected at the Government's option in accordance with the requirements of the Contract Documents.

Accepted Bid Options will be identified in the Construction Contract.

B. Coordinate related work and modify surrounding work to integrate the Work of each Bid Option .

1.03 SUMMARY

A. Definition: A Bid Option is an amount proposed by Bidders and stated on the Bid Form for certain construction activities defined in the Bidding Requirements that may be added to the Base Bid amount if the the Government decides to accept a corresponding change in either the amount of construction to be completed, or in the products, materials, equipment, systems or installation methods described in Contract Documents. The Base Bid is all items shown on the the Contract Documents except items to be added back by below schedule of Bid Options.

B. Coordination: Coordinate related Work and modify or adjust adjacent Work as necessary to ensure that Work affected by each accepted Bid Option is complete and fully integrated into the project.

C. Schedule: A "Schedule of Bid Options" is included at the end of this Section.

Specification Sections referenced in the Schedule contain requirements for materials and methods necessary to achieve the Work described under each Bid Option.

D. Include as part of each Bid Option, miscellaneous devices, accessory objects and similar items incidental to or required for a complete installation whether or not mentioned as part of the Bid Option.

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BID OPTIONS 012300 - 2

1.04 SCHEDULE OF Bid Options

A. Bid Option No. 1 (Additive): Telecommunications Systems Structured Cabling

1. This Bid Option shall include all plant, labor, and material for the following scope of work:

a. Provide and install new telecommunications systems wiring, devices, equipment, etc... as indicated on the drawings and specified in Division 27.

b. If this Bid Option is not awarded, Contractor to provide, within the base bid, all raceway, cable tray, hooks, sleeves, etc... indicated on the drawings and required for installation of telecommunications system wiring, equipment, and devices by others. If the Bid Option is not awarded, installation of all cabling, outlet devices, racks, equipment, etc... indicated by the drawings will be provided by the Government following beneficial occupancy.

PART 2 PRODUCTS - NOT USED

PART 3 EXECUTION - NOT USED

END OF SECTION

Birmingham, AL Revised 14 August 2023

OUTSIDE WATER SYSTEM 331117 - 1

SECTION 331117 - OUTSIDE WATER SYSTEM

GENERAL

1.01 RELATED DOCUMENTS:

A. Drawings and general provisions of Contract, including requirements of the Government's Solicitation and Division 01 Specification sections, apply to work of this section.

1.02 DESCRIPTION OF WORK:

A. Extent of water systems work is indicated on drawings and schedules, and by requirements of this section.

B. Refer to Division-31 section "Earthwork" for excavation and backfill required for water systems; not work of this section.

C. Refer to Division-22 section "Plumbing" for interior building systems including interior piping, fixtures, and equipment; not work of this section.

1.03 QUALITY ASSURANCE:

A. Manufacturer's Qualifications: Firms regularly engaged in manufacturing of water systems materials and products, of types and sizes required, whose products have been in satisfactory use in similar service for not less than 5 years.

B. Installer's Qualifications: Firm with at least 3 years of successful installation experience on projects with water piping work similar to that required for project.

1.04 CODES AND STANDARDS:

A. Plumbing Code Compliance: Comply with applicable portions of National Standard Plumbing Code pertaining to selection and installation of water system materials and products.

B. Water Purveyor Compliance: Comply with requirements of the Montgomery Birmingham Water Works and Sanitary Sewer Board. Obtain required permits and inspections. (Modified by Addendum No. 1)

1.05 SUBMITTALS:

A. Product Data: Submit manufacturer's technical product data and installation instructions for water system materials and products.

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OUTSIDE WATER SYSTEM 331117 - 2

B. Record Drawings: At project closeout, submit record drawings of installed water system piping and products, in accordance with requirements of Division 1.

1.06 PROJECT CONDITIONS:

A. Site Information: Perform site survey, research public utility records, and verify existing utility locations.

B. Existing Utilities: Do not interrupt utilities serving facilities occupied by the Government or others unless permitted under the following conditions and then only after arranging to provide temporary utility services according to requirements indicated.

C. Notify the Government not less than two days in advance of proposed utility interruptions.

D. Do not proceed with utility interruptions without the Government's written permission.

1.07 SUSTAINABILITY REQUIREMENTS

A. Contractor shall endeavor to provide materials with a high recycled content:

PART 2 - PRODUCTS

2.01 PIPES AND PIPE FITTINGS:

A. General: Provide piping materials and factory-fabricated piping products of sizes, types, pressure ratings, temperature ratings, and capacities as indicated. Where not indicated, provide proper selection as determined by Installer to comply with installation requirements. Provide sizes and types matching piping and equipment connections

B. Piping: Provide pipe of the following material, of weight/class indicated. Provide pipe fittings and accessories of same material and weight/class as pipes, with joining method as indicated.

C. Pipe and Fittings:

1. Ductile-Iron, Mechanical-Joint Pipe: AWWA C151, with cement-mortar lining and seal coat according to AWWA C104. Include gland, rubber gasket, and bolts and nuts and according to AWWA C1111. Fittings shall be in accordance with AWWA C110 or AWWA C153.

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OUTSIDE WATER SYSTEM 331117 - 3

2. Ductile-Iron, Push-on-Joint Pipe: AWWA C151, with cement-mortar lining and seal coat according to AWWA C104. Include rubber compression gasket according to AWWA C1111.

3. AWWA C900: Standard for Polyvinyl Cloride (PVC) Pressure Pipe and Fabricated Fittings, 4 inch through 12 inch (100 mm - 300 mm) for water distribution.

a. Joints: Pipes shall incorporate a formed bell complete with a single rubber gasket conforming to ASTM F 477. Joints shall be designed to meet the zero leakage test requirements of ASTM D 3139

4. Copper Tubing: ASTM B88, seamless water tube, Annealed temper, Type K with soldered joints.

5. PVC Plastic Pipe: ASTM D1785, with marking "NSF-PW" according to NSF 14.

2.02 GATE VALVES:

A. Iron body bronze mounted double-disc non-rising steam type meeting AWWA Specification C500, with water working pressure of 150 pounds. Furnish with hand-wheels and flanged joints for use in pits and cast iron valve boxes and covers where valves occur underground.

2.03 VALVE AND METER PITS:

A. Construct as detailed, with 3000 psi concrete meeting requirements of Division 3, and masonry meeting requirements of Division 4. Cover shall be as specified on the drawings.

2.04 VALVE BOXES:

A. Cast-iron box with top section and cover with lettering "WATER," bottom section with base of size to fit over valve and barrel approximately 5 inches in diameter, and adjustable cast-iron extension of length required for depth of bury of valve.

2.05 TAPPING SLEEVE AND TAPPING VALVE:

A. Complete assembly, including tapping sleeve, tapping valve, and bolts and nuts. Use sleeve and valve compatible with tapping machine.

1. Tapping Sleeve: Cast- or ductile-iron, 2-piece bolted sleeve flanged outlet for new branch connection. Sleeve may have mechanical-joint ends with rubber gaskets or sealing rings in sleeve body. Include sleeve matching size and type of pipe material being tapped and of outlet flange required for branch connection.

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OUTSIDE WATER SYSTEM 331117 - 4

2.06 CHECK VALVES:

A. AWWA C508, with 175-psig working-pressure rating. Include interior coating according to AWWA C550.

2.07 CONCRETE:

A. All concrete including but not limited to thrust blocking, dead men, etc. shall have a 28 day compression strength of not less than 3000 pounds per square inch.

2.08 GRAVEL:

A. Gravel for drainage shall be washed 3/4 inch crushed rock or graded river gravel and shall be free of organic matter, sand, loam, clay and other particles that will tend to restrict water flow through the gravel.

2.09 PIPE SLEEVES:

A. Provide cast-iron or zinc coated sleeves built in place where water lines pass through walls. Properly secure in place, with approximately ¼-inch space between pipe and enclosing sleeve, before concrete is poured. Caulk annular opening between pipe and sleeves, and seal with asphaltic compound consisting of bituminous materials mixed with mineral matter. Install piping so that no joint occurs within a sleeve.

B. Exterior Protection of Ductile Iron Pipe: Complete encase buried ductile iron pipelines with polyethylene tube or sheet, using polyethylene film as recommended by the pipe manufacturer.

PART 3 - EXECUTION:

3.01 INSTALLATION OF PIPE AND PIPE FITTINGS:

A. During installation of water lines the Contractor will be required to conduct his operations in a safety conscious manner. The Contractor shall comply with all applicable safety requirements in the location of the construction area. The Contractor alone shall be responsible for the safety, efficiency, and adequacy of his plant, appliances, and methods, and for any damage which may result from their failure or their improper construction, maintenance, or operation.

3.02 SUPERVISION OF WORK:

A. All work in progress shall receive the personal attention either of the Contractor or of a competent and reliable superintendent who shall have a full or final authority to act for him.

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3.03 AUTHORITY AND DUTIES OF INSPECTOR:

A. The Governing Authority Inspector shall be authorized to inspect all work done and all material furnished, including preparation, fabrication and manufacture of the materials to be used. The Inspector shall not be authorized to alter or waive any requirements of the specifications without consent of the Government. He shall call the attention of the Contractor to any failure of the work or materials to conform to the specifications. He may reject material or suspend the work until any questions at issue can be referred to and decided by the proper authority. The presence of the Inspector shall in no wise lessen the responsibility of the Contractor.

3.04 TRENCHES:

A. Water mains shall have at least 30 inches and not more than 48 inches of cover over the top of the pipe. Trenches shall be widened and deepened at all points where joints occur to such extent as to facilitate the proper making, tightening, and inspection of joints. The bottom of the trench shall be so shaped that except at "bell holes" the pipe, where laid, shall have a substantially uniform bearing throughout its length.

B. The maximum width of trench ditches shall be as follows:

Main Size Width

Laterals As small width as possible

4" 18"

6" 24"

8" 30"

C. If an unstable trench bottom is encountered, the trench shall be undercut 4 to 6 inches and a suitable select granular material used to stabilize the trench bottom.

D. The trenching and pipe laying shall be done in an orderly fashion and in a workman like manner. Excessive water shall be pumped from the trench before the pipe is laid.

Back of curb, intersections, and locations where the gate valves will be set, shall be staked before the main is laid.

E. Pipe shall be handled in such a manner as to protect the lining and the pipe from being damaged. It should NOT be dropped while unloading or while being installed in the trench. The Inspector has the right to reject any damaged material.

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OUTSIDE WATER SYSTEM 331117 - 6

F. The pipe shall be kept clean of dirt, clods, and debris, etc., while being installed. It shall be properly plugged off at the end of the working day or when work is suspended to prevent the entrances of foreign materials (i.e., storm water, dirt, animal, etc.).

G. Pipe shall be laid true to line and grade except that it may be deflected within the limits of the manufacturer's recommendations for making necessary changes in direction.

H. Water mains when laid shall have a minimum vertical clearance of 12 inches from other mains, laterals, pipes or other obstructions.

3.05 VALVES:

A. Valves shall be set level on compacted earth and mechanical joints made according to the manufacturer's recommendations.

B. Valve boxes shall be set to be flush with the finish grade of a street or road.

3.06 CONCRETE THRUST BLOCK (DEAD MAN):

A. A dead man shall be used for rodding on valves and fittings, etc., when other regular means of retention will not work or will be impractical.

3.07 FIELD QUALITY CONTROL:

A. Before being pressure tested, all lines shall be thoroughly flushed to remove all debris, etc., that may be in the new main.

B. Lines shall be flushed to achieve a velocity of 2 feet per second.

C. All valves not required to be closed for isolation of the new line to be tested shall be open during the testing.

D. After backfilling, all pipes shall be subjected to a hydrostatic test pressure of not less than 150 pounds per square inch by a pressure gauge.

E. All visible leaks, when pressure is applied, shall be repaired and any pipe valve or fittings which when under the pressure test are found defective shall be replaced.

F. The section of pipe tested shall be held at 150 psi for a minimum of 2 hours.

G. Leakage of water shall not be greater than 25 gallons per 24 hours per inch of diameter per mile of pipe.

H. The contractor shall provide all water, labor and material necessary for conducting the pressure test.

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Birmingham, AL Revised 14 August 2023

SANITARY SEWERAGE 333112 - 1

SECTION 333112 - SANITARY SEWERAGE

PART 1 GENERAL

1.01 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including requirements of the Government's Solicitation and Division 01 Specification Sections, apply to this Section.

1.02 SUMMARY

A. This Section includes sanitary sewerage outside the building.

1.03 PERFORMANCE REQUIREMENTS

A. Gravity-Flow, Non-pressure-Piping Pressure Ratings: At least equal to system test pressure.

1.04 DELIVERY, STORAGE, AND HANDLING

A. Protect pipe, pipe fittings, and seals from dirt and damage.

1.05 PROJECT CONDITIONS

A. Site Information: Verify existing utility locations.

B. Locate existing structures and piping to be closed and abandoned.

C. Comply with requirements of the Montgomery Birmingham Water Works and Sanitary Sewer Board; obtain required permits and inspections. Pipe materials specified shall comply with the above agency. Should there be no material requirements from that agency, the general contractor may use any of the materials specified herein. (Modified by Addendum No. 1)

1.06 SUBMITTALS:

A. Project Data: Submit manufacturer's technical product data and installation instructions for proposed materials and products.

B. Record Drawings: At project closeout, submit record drawings of installed systems piping and products, in arccordance with requirements of Division 01.

C. Sustainability Submittals:

1. For products having recycled content, provide documentation indicating percentages by weight of postconsumer and pre-consumer recycled content.

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SANITARY SEWERAGE 333112 - 2

a. Include statement indicating costs (sell price for each product having recycled content)

b. Include the total weight of products provided

2. If fly ash, ground granulated blast furnace slag, silica fume, rice hull ash, or other waste materials is used in mix designs to replace Portland cement, submit the total volume of concrete cast in place, mix design(s) used showing the quantity of portland cement replaced, reports showing successful cylinder testing, and temperature on day of pour if cold weather mix is used.

3. Submit documentation for harvesting and manufacturing locations of all concrete and reinforcing steel intended for use on the project as may be required for proper documentation of MR Credit 5.

1.07 SUSTAINABILITY REQUIREMENTS

A. Concrete Materials:

1. All concrete materials shall be from manufacturer(s) who fabricate and manufacturer products within 500 miles of the project site. Provide documentation as outline in Part I of this specification.

2. Contract shall endeavor to provide concrete materials with the highest percentages of pre and post-consumer recycled content readily available from manufacturer(s) who comply with requirements for regional materials listed above.

PART 2 PRODUCTS

2.01 PIPES AND FITTINGS

A. Ductile-Iron Sewer Pipe: ASTM A 746, for push-on joints.

1. Standard-Pattern, Ductile-Iron Fittings: AWWA C110, ductile or gray iron, for push-on joints.

2. Gaskets: AWWA C111, rubber.

3. ABS Sewer Pipe and Fittings: ASTM D 2751, for solvent-cemented or gasketed joints.

a. Wall Thickness for NPS 8 to NPS 12 (DN200 to DN300): SDR 42.

b. Gaskets: ASTM F 477, elastomeric seals

4. PVC Sewer Pipe and Fittings: According to the following:

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SANITARY SEWERAGE 333112 - 3

a. PVC Sewer Pipe and Fittings, NPS 15 and Smaller: ASTM D 3034, SDR 35.

for solvent-cemented or gasketed joints.

1) Gaskets: ASTM F 477, elastomeric seals.

2.02 CONCRETE

A. General: Cast-in-place concrete according to ACI 318, ACI 350R, and the following:

1. Cement: ASTM C 150, type II.

2. Fine Aggregate: ASTM C 33, sand.

3. Coarse Aggregate: ASTM C 33, crushed gravel.

4. Water: Potable.

B. Portland Cement Design Mix: 3000-psi minimum, with 0.45 maximum water-cementitious materials ratio.

2.03 CLEANOUTS

A. Gray-Iron Cleanouts: ASME A112.36.2M, round, gray-iron housing with clamping device and round, secured, scoriated, gray-iron cover. Include gray-iron ferrule with inside calk or spigot connection and countersunk, tapered-thread, brass closure plug.

Use units with top-loading classifications according to the following applications:

1. Light Duty: In earth or grass foot-traffic areas.

2. Medium Duty: In paved foot-traffic areas.

3. Sewer Pipe Fitting and Riser to Cleanout: ASTM A 74, Service class, cast-iron soil pipe and fittings.

PART 3 EXECUTION

3.01 EARTHWORK

A. Excavating, trenching, and backfilling are specified in Division 32 Section “Earthwork”.

3.02 IDENTIFICATION

A. Materials and their installation are specified in Division 32 Section “Earthwork.”

Arrange for installing green warning tapes directly over piping.

1. Use warning tape or detectable warning tape over ferrous piping.

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2. Use detectable warning tape over nonferrous piping.

3.03 PIPING APPLICATIONS

A. General: Include watertight joints.

3.04 INSTALLTION, GENERAL

A. General Locations and Arrangements: Drawings plans and details indicate general location and arrangement of underground sanitary sewerage piping. Location and arrangement of piping layout take design considerations into account. Install piping as indicated, to extent practical.

B. Install piping beginning at low point, true to grades and alignment indicated with unbroken continuity of invert. Place bell ends of piping facing upstream. Install gaskets, seals, sleeves, and couplings according to manufacturer’s written instructions for using lubricants, cements, and other installation requirements. Maintain swab or drag in line, and pull past each joint as it is completed.

C. Use manholes for changes in direction, unless fittings are indicated.

D. Extend sanitary sewerage piping and connect to building’s sanitary drains, of sizes and in locations indicated. Terminate piping as indicated.

3.05 PIPE JOINT CONSTRUCTION AND INSTALLATION

A. General: Join and install pipe fittings according to installations indicated.

B. Ductile-Iron Sewer Pipe with Ductile-Iron Fittings: According to AWWA C600.

C. ABS Pipe and Fittings: As follows:

1. Join pipe and gasketed fittings with gaskets according to ASTM D 2321.

2. Install according to ASTM D 2321.

D. PVC Sewer Pipe and Fittings: As follows:

1. Join pipe and gasketed fittings with gaskets according to ASTM D 2321.

2. Install according to ASTM D 2321.

E. System Piping Joints: Make joints using system manufacturer’s couplings, unless otherwise indicated.

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F. Join piping made of different materials or dimensions with couplings made for this application. Use couplings that are compatible with and that fit both systems’ materials and dimensions.

G. Install with top surfaces of components, except piping, flush with finished surface.

3.06 CONCRETE PLACEMENT

A. Place cast-in-place concrete according to ACI 318 and ACI 350R.

3.07 CLEANOUT INSTALLATION

A. Set cleanout frames and covers in earth in cast-in-place concrete block, 18 by 18 by 12 inches deep. Set with tops 1 inch above surrounding grade.

3.08 CONNECTIONS

A. Make connections to existing pipe stub-outs provided under seperate project so finished Work complies as nearly as practical with requirements specified for new Work.

B. Protect existing piping and structures to prevent concrete or debris from entering while making connections. Remove debris or other extraneous material that may accumulate.

3.09 FIELD QUALITY CONTROL

A. Clear interior of piping and structures of dirt and superfluous material as work progresses. Maintain swab or drag in piping, and pull past each joint as it is completed.

1. Place plug in end of incomplete piping at end of day when work stops.

2. Flush piping between manholes and other structures to remove collected debris, if required by authorities having jurisdiction.

B. Test new piping systems, and parts of existing systems that have been altered, extended, or repaired, for leaks and defects.

1. Do not enclose, cover, or put into service before inspection and approval.

2. Test completed piping systems according to authorities having jurisdiction.

3. Schedule tests and inspections by authorities having jurisdiction with at least 24 hours’ advance notice.

4. Submit separate reports for each test.

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5. If authorities having jurisdiction do not have published procedures, perform tests as follows:

a. Sanitary Sewerage: Perform hydrostatic test.

1) Allowable leakage is maximum of 50 gal. Per inch of nominal pipe size per mile (4.6 L per millimeter of nominal pipe size per kilometer) of pipe, during 24-hour period.

2) Close openings in system and fill with water.

3) Purge air and refill with water.

4) Disconnect water supply.

5) Test and inspect joints for leaks.

6) Option: Test ductile-iron piping according to AWWA C600, Section “Hydrostatic Testing.” Use test pressure of at least 10 psig (69 kPa).

(a) Sanitary Sewerage: Perform air test according to UNI-B-6.

7) Manholes: Perform hydraulic test according to ASTM C 969 (ASTM C 969M).

8) Leaks and loss in test pressure constitute defects that must be repaired.

9) Replace leaking piping using new materials, and repeat testing until leakage is within allowances specified.