CDT_Shelter_Vault_Toilet_Combined_Specs_06-24-2022.pdf

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CDT SHELTER VAULT TOILET INSTALLATION
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140L2622Q0055
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CDT Vault Toilet Installation Table of Contents

SPECIFICATIONS:

Section 01000................................................. General Requirements

Section 13124................................................. Pre-Cast Concrete Vault Toilet

DRAWINGS:

G001 ............................................................... Title Sheet

G002 ............................................................... Site Location

G003 ............................................................... Project Site

C101 ............................................................... Building Elevations

C102 ............................................................... Interior Elevations

C103 ............................................................... Floor Plan

JUNE 2022 GENERAL REQUIREMENTS

CDT SHELTER VAULT TOILET INSTALLATION 01000 - 1

SECTION 01000 - GENERAL REQUIREMENTS

PART 1 - GENERAL

1.1 SUMMARY OF WORK

A. Project Description:

1. Furnish labor, equipment, supplies, and materials to install (1) left hand single vault toilet.

2. There has been one mobilization allocated for this project. The Contractor shall be responsible for all costs associated with additional mobilizations.

B. Location: Work under this Contract is located in Lemhi County, Idaho. The work location is shown on the drawings.

C. Government Supplied Materials: N/A.

1.2 REFERENCES

A. Referenced Specifications/Standards with Abbreviations and/or Acronyms: Wherever the following acronyms are used in these specifications or on the drawings, they are to be construed the same as the respective expressions represented. Copies of the referenced specifications/standards referred to herein may be procured by the Contractor, from the following:

ANSI American National Standards Institute ASSE American Society of Sanitary Engineering ASTM American Society for Testing and Materials AWS American Welding Society AWWA American Water Works Association CFR Code of Federal Regulations IEEE Institute of Electrical and Electronics Engineers, Inc. (The) MFMA Metal Framing Manufacturers Association MSS Manufacturers Standardization Society of the Valve and Fittings Industry Inc.

NECA National Electrical Contractors Association NEMA National Electrical Manufacturers Association NEC National Electric Code NFPA National Fire Protection Association NSF National Sanitation Foundation OSHA Occupational Safety & Health Administration UL Underwriters Laboratories Inc.

CDT SHELTER VAULT TOILET INSTALLATION 01000 - 2

1.3 DEFINITIONS

A. Approvals: Approval of the submittals is an indication that the Contractor's submittals have been reviewed and that there are no objections, except as noted. Approval of deviations shall apply only to those deviations or omissions from the requirements of the drawings and specifications brought to the Contracting Officer's attention in writing. After approval of an item, submit a substitute for approval when the approved item cannot be purchased or delivered in time to avoid delay in completion of the project.

1.4 SUBMITTALS

A. Scope: Submittals include product data, shop drawings, quality control reports, manufacturers' literature, as-built drawings, samples, and operation and maintenance data.

B. Requirements: Refer to specifications for submittals required. Allow at least 10 working days for review. Submittals shall be delivered to the Contracting Officer’s Representative (COR).

C. Identification of Submittals: Completely identify each submittal by showing at least the following information:

1. Name and address of submitter, plus name and telephone number of the individual to contact for further information.

2. Name of project as it appears in these specifications.

3. Contract number, drawing number, and specification section number to which the submittal applies.

4. Whether this is an original submittal or resubmittal.

5. Each item shall clearly note the manufacturer's name and address, trade name, product, lot, style, color, catalog designation or model number, and locations of use.

1.5 CERTIFICATES OF CONFORMANCE

A. Requirements: The Contracting Officer may permit use, prior to sampling and testing, of materials when accompanied by Certificates of Conformance. Materials used on the basis of a Certificate of Conformance may be sampled and tested. Installation of materials on the basis of Certificates of Conformance shall not relieve the Contractor of responsibility for incorporating materials which conform to the requirements of the drawings and specifications. Material not conforming to those requirements will be subject to rejection, whether in place or not.

B. Format: The Certificate of Conformance provided by the supplier shall:

1. State that the named product conforms to the Contract requirements.

2. Either be accompanied with a certified copy of the test results, or certify that such test results are on file with the manufacturer and will be furnished to the Contracting Officer upon request.

CDT SHELTER VAULT TOILET INSTALLATION 01000 - 3

3. Provide the name and address of the manufacturer, the testing agency, and the date of tests.

4. Set forth the means of identification which will permit field determination of the product delivered as being the product covered by the certification.

1.6 QUALITY ASSURANCE

A. Codes and Standards: The work shall comply with codes and standards applicable to each type of work and as listed in the individual sections of these specifications. This Contract incorporates materials, applications, and tests by reference, with the same force and effect as when they were given in full text.

B. Equipment: Prior to ordering equipment, verify dimensions and functions of equipment proposed for use including the electrical service requirements.

C. Measurements: Where approved manufacturer’s diagrams and shop drawings give specific measurements or rough-in dimensions for equipment, these dimensions shall take precedence over dimensions indicated on the drawings.

1.7 DELIVERY, STORAGE, AND HANDLING

A. Delivery: The Contractor shall protect products incorporated into the work from damage while in transit to the site. Products must be delivered in original unopened containers with manufacturer's name, brand designation, and contents legibly indicated.

B. Storage: The Contractor shall provide temporary storage facilities for products, which will protect them from damage until installation on the project and final acceptance.

C. Handling: The Contractor shall load and unload products in such a manner that protects them from damage until installation on the project.

1.8 PROJECT/SITE CONDITIONS

A. Access to the Work: Access to the worksite is best via the Lemhi Pass Road through Montana.

The Lewis and Clark Hwy on the Idaho side is useable for cars and picks ups but may prove difficult for larger vehicles. The last 1.5 miles of access road are rough and difficult roads.

B. Environmental Considerations: Areas that have become saturated with oil, gasoline, or bituminous products shall be excavated to a depth of 12 inches beyond the contaminated material; backfill with approved material. Excavated material shall be disposed of offsite in a legal manner. Excavation and disposal of contaminated material shall be performed at no additional cost to the Government. Prescribed measures to prevent water pollution to nearby water resources shall be strictly observed. Silt fencing and other sediment and erosion control measures shall be employed, as necessary.

C. Public Access and Safety: The site will remain open to the public during construction. The Contractor shall take necessary measures to ensure public safety at all times. Portions of the

CDT SHELTER VAULT TOILET INSTALLATION 01000 - 4

site can be closed to the public use as needed for construction purposes after being approved by the Contracting Officer. The Contractor shall be responsible for providing, installing, and maintaining barriers and other closure devices needed. Any excavation shall be barricaded or otherwise adequately protected to provide public safety when actual work is not taking place in the excavation.

1.9 SEQUENCING AND SCHEDULING

A. Work Schedule: The schedule shall be submitted at the pre-work conference. When requested, submit an updated schedule within 3 calendar days. As a minimum, the estimated start and completion dates shall be shown in the estimate.

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION

3.1 PROJECT MEETINGS

A. Pre-Work Conference:

1. Will be held prior to the start of work. The Contractor will be notified in advance of meeting time, date and place. The purpose will be to review required work, project drawings and specifications, construction schedules, payroll and payments, and administrative provisions of the Contract.

2. The Contractor, subcontractors and the persons responsible for coordination of the work shall be present at the meeting.

3. Be prepared to summarize and explain procedures planned for the project and present the submittals requested in the specifications.

B. Progress Meetings:

1. To be held at the project site, or as determined by the Contracting Officer.

2. May be called by either the Contracting Officer or the Contractor. Request shall state who should attend and include an agenda.

C. Final Inspection:

1. To be held at the project site, or as determined by the Contracting Officer.

2. Notify the Contracting Officer in writing at least 5 working days before the completion date so the Government can schedule final inspection.

3. The superintendent shall be present during this inspection.

3.2 PREPARATION

CDT SHELTER VAULT TOILET INSTALLATION 01000 - 5

A. Work Layout: The Government will stake the location of the vault toilet installation at the project site.

B. Work Limits and Control Points: Will be established by the Contracting Officer.

3.3 DISPOSAL OF DEBRIS

A. Requirements: Items or debris not designated as salvage for the Government shall become the property of the Contractor. Disposal of materials in a legal manner and payment of fees required is the Contractor's responsibility. Sale of material onsite is not allowed unless authorized in writing by the Contracting Officer. When hazardous materials are encountered during demolition operations, comply with applicable federal, state, and local regulations, laws, and ordinances concerning removal, handling, and protection against exposure or environmental pollution. Burning of removed materials is not permitted on the work site.

3.4 AS-BUILT DRAWINGS

A. Requirements: A complete set of full-sized prints, furnished by the Contracting Officer for this purpose only, shall be kept at the site. As the job progresses, continuously maintain as-built drawings of the work. The changes shall be noted legibly in red pencil or red ink. These drawings shall be submitted to the Contracting Officer prior to final inspection.

3.5 WARRANTY

A. Requirements: Materials and equipment furnished under this Contract shall be covered by the most favorable commercial warranties given to customers for such materials or equipment. The rights or remedies provided herein are in addition to and do not limit rights afforded to the Government by other clauses of this Contract. With respect to warranties, expressed or implied, from manufacturers or suppliers for materials or equipment furnished under the Contract the Contractor shall:

1. Obtain warranties that would be given in normal commercial practices.

2. Require warranties to be executed, in writing, for the benefit of the Government.

3. Submit warranties to the Contracting Officer prior to the final inspection.

3.6 TRAINING OF GOVERNMENT EMPLOYEES

A. Requirements: Prior to final acceptance, provide instruction for employees designated by the Government in the operation and maintenance of each system and its equipment.

PART 4 - MEASUREMENT AND PAYMENT

4.1 METHOD AND MEASUREMENT

CDT SHELTER VAULT TOILET INSTALLATION 01000 - 6

A. Units: There will be separate measurement for individual items of work done under this Contract. Below includes a general description of work included in each pay item.

B. 01000 Mobilization: This item includes all work required to mobilize and demobilize from the project site.

1. When 5% of the original Contract amount is earned from other bid items, 50% of the amount bid for mobilization or 5% of the original Contract amount, whichever is lesser, will be paid.

2. When 10% of the original Contract amount is earned from other bid items, 100% of the amount bid for mobilization or 10% of the original Contract amount, whichever is lesser, will be paid.

3. Upon completion of work for the project, payment of the amount bid for mobilization in excess of 10% of the original Contract amount will be paid.

4. The total sum of all payments shall not exceed the original Contract amount bid for mobilization, regardless of the fact that the Contractor may have shut down the work on the project or moved equipment away from the project and then back again.

C. 13124 Pre-Cast Concrete Vault Toilet: This item includes all work, material, labor, and equipment required to furnish, place, and install a pre-built concrete vault toilet. It will not be measured for payment but will be paid for as Lump Sum.

4.2 BASIS OF PAYMENT

A. Payment: Payment will be made at the Contract price, as indicated in the Bid Schedule, and will include full compensation for the work described in the Contract. If no pay item exists for a portion of the work, include the costs in a related pay item. Payment will be made under:

Pay Item Pay Unit

01000 Mobilization Lump Sum 13124 Pre-Cast Concrete Vault Toilet Lump Sum

END OF SECTION

JUNE 2022 PRE-CAST CONCRETE VAULT TOILET

CDT SHELTER VAULT TOILET INSTALLATION 13124-1

SECTION 13124 – PRE-CAST CONCRETE VAULT TOILET

PART 1 - GENERAL

1.1 SUMMARY

A. This section consists of furnishing, delivering, and installation of a single vault precast concrete building with (1) 1,000-gallon vault to provide a complete weatherproof Vault Toilet. The intent is to establish a quality and performance level for structural design, material, durability, and workmanship. The buildings covered by this specification shall be precast concrete with all toilet accessories and all other specified items necessary for complete and ready-to-use structures. Delivery to the site and full placement and installation of the building and all features shall be included.

B. Burglary-resistance-rated, modular vault assemblies.

C. Fire-resistance-rated, modular vault assemblies.

1.2 SUBMITTALS

A. Manufacturer’s Literature: Submit manufacturer’s descriptive data for all items to be used on this project. Include a description of the precast insulated sandwich panel construction, including information about the materials to be used and the assembly method.

B. Shop Drawings: Submit manufacturer’s standard manufacturing drawings and specifications including all dimensions, materials, equipment, and accessories. Submit all calculations and engineer’s stamped drawings to ensure that the building will withstand transport, installation, forces of nature and provide protection from vandalism and other foreseen hazards.

C. Colored Concrete: Submit all available concrete colors to the government for selection.

1.3 BUILDING DESCRIPTIONS

A. Vault Toilet Buildings: Shall be one Left Hand Gunnison as manufactured by CXT Precast Products 606 N. Pines Road, #202, Spokane Valley, WA 99206, 509-703-3384 or approved equal.

1.4 DESIGN CRITERIA

A. Structural: Design shall be in accordance with the International Building Code, and based on the following loading conditions as per ASCE 7-02.

1. Snow Load: 65 lbs/sq.ft., minimum.

2. Wind Load: 3 second gust wind speed of 90 mph in Exposure C.

CDT SHELTER VAULT TOILET INSTALLATION 13124-2

3. Earthquake Load: Site class B, C, D, and D0. Design shall meet IBC or local seismic code for the specific location.

B. Accessible Design Standards: Vault toilets shall meet the requirements of the Americans with Disabilities Act and the Uniform Federal Accessibility Standards.

C. “Sweet Smelling” Technology: Vault toilets shall meet USDA Forest Service Design criteria for lining, venting and accessing vaults, building ventilation and orientation.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Delivery: Deliver the building components and all accessory materials and store in a protected dry location until assembly and installation is complete.

B. Protection and Cleaning: Protect all materials and finishes against damage from construction activities and harmful substances.

C. Provide crane for vault toilet installation.

D. Delivery Location: Delivery to CDT Shelter site as shown on drawings.

PART 2 - PRODUCTS

2.1 MATERIALS: The intent of these paragraphs is to establish a quality and performance level for structural design, materials, durability, and workmanship used in the manufacture and installation of the buildings.

A. Concrete – General

1. The concrete mix design shall be designed to ACI 211.1 to produce concrete of good workability.

2. Concrete shall contain a minimum of 610 pounds of cement per cubic yard.

Cement will be a low alkali Type I, II, or III conforming to ASTM C150.

3. Coarse aggregates used in the concrete mix design shall conform to ASTM C33 with the designated size of coarse aggregate #67.

4. Minimum water/cement ratio shall not exceed .45. Slump shall not exceed 5 inches.

5. Air-entraining admixtures shall confirm to ASTM C494, Type A. Other admixtures shall not be used without approval.

B. Colored Concrete

1. Color additives shall conform to ASTM C979. Submit all available color samples for Government selection.

2. The following shall contain colored concrete:

a. Building roof panels

b. Building walls

3. The same brand and type of color additive used in the sample shall be used throughout the manufacturing process.

CDT SHELTER VAULT TOILET INSTALLATION 13124-3

4. All ingredients shall be weighed, and the mixing operation shall be adequate to ensure uniform dispersion of the color.

C. Cold Weather Concrete

1. Cold weather concrete placement shall be in accordance with ACI 306.

2. Concrete shall not be placed if ambient temperature is expected to be below 35 degrees F. During the curing period unless heat is readily available to maintain the surface temperature of the concrete at least 45 degrees F.

3. Materials containing frost or lumps of frozen materials shall not be used.

D. Hot Weather Concrete

1. The temperature of the concrete shall not exceed 80 degrees F at the time of placement and when the ambient reaches 90 degrees F the concrete shall be protected with moist covering.

E. Concrete Reinforcement

1. All reinforcing steel shall conform to ASTM A615. All welded wire fabric shall conform to ASTM A185.

2. All reinforcement shall be new, free of dirt, oil, paint, grease, loose mill scale and loose or thick rust when placed.

3. Details not shown on drawings or specified shall be to ACI 318.

4. Steel reinforcement shall be centered in the cross-sectional area of the walls and shall have at least 1-inch of cover on the under surface of the floor and roof.

5. The maximum allowable variation for center-center spacing of reinforcing steel shall be 1/2 –inch.

6. Full lengths of reinforcing steel shall be used when possible. When splices are necessary on long runs, splices shall be alternated from opposite sides of the components for adjacent steel bars. Lap bars in accordance with ACI 318.

7. No bars partially embedded in concrete will be field bent unless approved by the Contracting Officer.

F. Sealers and Curing Compounds

1. Curing compounds, if used shall be colorless, complying with ASTM C309, Type I or ID.

2. Weatherproofing sealer for exterior of buildings shall be clear, pure acrylic water repellant penetrating sealer.

G. Caulking, Grout, Adhesive, and Sealer

1. All caulking shall remain flexible and non-sag at temperatures from -50 to +140 degrees F.

2. Interior joints shall be caulked with a paintable silicone based caulk.

3. Exterior joints shall be caulked with a siliconized acrylic caulk that closely matches the exterior color.

4. Grout shall be a non-shrink type and shall be painted to match the color of surrounding concrete.

5. Epoxy concrete adhesive shall be two component, rigid, non-sag gel adhesive for bonding to dry or damp surfaces, moisture insensitive.

6. Portland cement mortar shall consist of one part Portland cement, three parts sand and enough water to make a workable mixture.

H. Paint

CDT SHELTER VAULT TOILET INSTALLATION 13124-4

1. All paints and materials shall conform to all applicable Federal specifications or be similar top-of-the-line components. Paints shall be lead free.

2. Type of paints for buildings.

a. Inside concrete surfaces:

a) Interior floors shall be a 2-part water based epoxy. The color shall be gray.

b) Interior walls and ceilings shall be a 100 percent acrylic emulsion.

The color shall be white.

b. Metal surfaces both inside and out:

a) Primer and enamel.

c. Exterior concrete surfaces:

a) Exterior slab shall be clear sealer.

b) Exterior walls and roof shall be a pure acrylic water repellant penetrating stain in the same color as the walls or roof followed by a clear acrylic anti-graffiti sealer.

I. Wall Vents

1. Wall vent will be heavy duty kick proof vents and shall be cast into the concrete wall. Vent shall come with insect screen.

J. Windows / Vault Cleanouts

1. Windows and cleanout cover frames for the toilet building shall be constructed from steel.

2. Window glazing shall be ¼-inch thick translucent Lexan polycarbonate.

3. Plate for vault cleanout cover will be a minimum 1/4” thick diamond plate steel.

Lid will be configured so that it can be locked with a padlock. A gasket shall be provided around the entire perimeter of the lid to provide an airtight seal.

K. Steel Doors

1. Doors shall be flush panel type 1-3/4-inch thick, minimum 16-gauge prime coated steel, width to suit wall thickness. Three rubber door silencers shall be provided on latch side of frame.

L. Finish Hardware

1. Toilet Building:

a. Door Hinges.

a) Door hinges shall be 3 per door with dull chrome plating 4-1/2”x4-

1/2”, adjustable tension, automatic closing for each door.

b. Lockset.

a) Lockset shall meet ANSI A156.2 Series 4000, Grade 1 cylindrical lockset for exterior door.

b) ADA compliant, Lever handle both inside and out.

c) Either handle operates latch unless outside handle locked by inside push button. Push button automatically releases when inside latch is turned or door is closed.

d) U.S. 26D finish.

e) Deadbolt suitable for BEST Lock core.

c. Door Stop.

a) Doorstop shall have a cast metal base, US 26D finish with gray rubber 2- 3/8” bumper diameter with a 1-inch projection.

d. Door Sweep.

CDT SHELTER VAULT TOILET INSTALLATION 13124-5

a) Door sweep shall be provided at the bottom of the door and shall be an adjustable brush type.

e. Threshold.

a) An extruded aluminum threshold with thickness to provide a maximum clearance of 3/8” between threshold and bottom of door.

M. Vault Liner / Vault Vent

1. Vault shall include a one-piece 0.187” thick LDPE plastic liner by RMI

Manufacturing, Caldwell, ID, or approved equal. Vaults with the LDPE liner shall be warranted against leaks for a period of 7 years.

2. Vents shall be 12” diameter minimum, plastic pipe, black. No more than one vent per vault. Pipe shall be warranted against cracking or deterioration for a period of 5 years.

N. Toilet Accessories

1. Grab Bars:

a. Grab bars shall be 18 gauge, type 304 stainless steel with 1-1/2” clearance.

b. Grab bars shall each be able to withstand 300 pound top loading.

2. Toilet Paper Dispenser:

a. Dispenser shall be constructed of ¼-inch thick steel with an enamel finish.

b. Dispenser shall be capable of holding minimum of two (2) standard rolls of toilet paper.

c. Toilet paper fastening system shall be able to withstand 300-pount top loading

3. Toiler Riser:

a. Toilet riser will be 18” high, white cross-linked polyethylene, with heavy-duty seat and lid.

PART 3 - EXECUTION

3.1 GENERAL: The intent of these paragraphs is to establish a quality and performance level for the manufacture and installation of the buildings.

3.2 MIXING AND DELIVERY OF CONCRETE

A. Mixing and delivery of concrete shall be in accordance with ASTM C94, section 10.6 through 10.9 with the following additions:

1. Aggregate and water shall be adjusted to compensate for differences in the saturated surface-dry condition.

2. Concrete shall be discharged as soon as possible after mixing is complete. This time shall not exceed 30 minutes.

B. Placing and Consolidating Concrete

1. Concrete shall be consolidated by the use of mechanical vibrators. Vibration shall be sufficient to accomplish compaction but not to the point that segregation occurs.

C. Finishing Concrete

CDT SHELTER VAULT TOILET INSTALLATION 13124-6

1. Interior floor and exterior slabs shall be floated and troweled until all marks are removed. A light broom finish shall be applied to the exterior and interior slabs.

2. All exterior building walls shall be a barn wood texture.

3. All exterior surfaces of the roof panels shall be cast to simulate a cedar shake roof.

The underside of the overhang shall have a smooth finish.

D. Cracks and Patching

1. Cracks in concrete components that are judged to affect the structural integrity of the building will be rejected.

2. Small holes, depressions and air voids shall be patched with a suitable material.

The patch shall match the color, finish and texture of the surrounding surface.

3. Patching shall not be allowed on defective areas if the structural integrity of the building is affected.

E. Curing and Hardening

1. Concrete surfaces shall not be allowed to dry out from exposure to hot, dry weather during initial curing period.

2. Curing compounds shall not be used on interior walls of the building or the vault.

3.3 STRUCTURAL JOINTS

A. Wall components shall be joined together with two welded plate pairs at each joint.

Each weld plate shall be 6 inches long and located one pair in the top quarter and one pair in the bottom quarter of the seam. Weld plates shall be anchored into the concrete panel and welded together with a continuous weld. The inside seams shall be a paintable caulk. The outside seams shall be a caulk in a coordinating building color or clear.

B. Walls and roof shall be joined with weld plates, 2-1/2”x5”, at each building corner.

C. The joint between the floor slab and walls shall be joined with a grout mixture on the inside, a matching-colored caulk on the outside and two weld plates 6-inches long per wall.

D. All welding shall be by certified welders only (in accordance with AWS D1.1).

3.4 PAINTING/STAINING

A. An appropriate curing time shall be allowed before paint is applied to concrete.

B. Some applications may require acid etching. A 30 percent solution of hydrochloric acid shall be used, flushed with water, and allowed to thoroughly air dry.

C. Painting shall not be done outside in the cold, frosty or damp weather.

D. Painting shall not be done outside in winter unless the temperature is 50 degrees F or higher.

E. Painting shall not be done in dusty areas.

F. Schedule of finishes.

CDT SHELTER VAULT TOILET INSTALLATION 13124-7

1. Inside concrete surfaces:

a. Walls shall be white and floor gray.

2. Metal surfaces both inside and out:

a. Color shall be BLM Standard Environmental Color, Covert Green, or similar approved color.

b. 1 coat primer and 2 coats of enamel.

3. Exterior concrete surfaces:

a. Available colors shall be submitted to the Government for selection.

b. Exterior slab will be 1 coat of clear sealer.

c. Stained enhanced exterior walls will be 1 coat of pure acrylic water repellent penetration stain in the same color as the walls or roof followed by 1 coat of clear acrylic sealer.

3.5 VAULT CONSTRUCTION

A. The prefabricated LDLE plastic liner shall be set in the concrete forms and concrete shall be placed around the liner for a sealed fit.

3.6 TESTS

A. The following tests shall be performed on concrete used in the manufacture of the buildings. All testing shall be performed in approved laboratories. Testing shall only be performed by qualified individuals who have been certified ACI Technician Grade.

1. Sampling shall be in accordance with ASTM C172.

2. The slump on the concrete shall be performed on the first batch of concrete in accordance with ASTM C143. This slump shall be in the 3–5-inch range.

3. The air content of the concrete shall be checked per ASTM C231 on the first batch of concrete. The air content shall be in the range of 4-6 percent.

4. The compressive strength of the cylinders shall be tested to ASTM C39. Make (1) cylinder for testing prior to removal of forms (release), one (1) for 7 days and one

(1) for 28 days. The release must be a minimum strength of 2,500 psi, and the 28-day must be a minimum of 4,500 psi.

5. A copy of all test reports shall be provided to the Contracting Officer.

3.7 INSTALLATION

A. General: Buildings shall be installed in accordance with manufacturer’s recommendations and these specifications. Installation shall be coordinated with the Government.

3.8 DISPOSAL OF DEBRIS

A. Requirements: Items or debris that is not designated as salvage by the Government, shall become the property of the Contractor. All disposal of concrete and associated material from the demolition of the vault toilet will be the responsibility of the Contractor. The disposal of materials off the site in a legal manner and for payment of any fees required is the responsibility of the Contractor. When hazardous materials are

CDT SHELTER VAULT TOILET INSTALLATION 13124-8

encountered during demolition operations, comply with applicable federal, state, and local regulations, laws, and ordinances concerning removal, handling, and protection against exposure or environmental pollution. Burning of removed materials is not permitted on the work site.

PART 4 - MEASUREMENT AND PAYMENT

A. The intent of this clause is to explain, in general, what is and what is not included in a pay item, and the limits or cut-off points where one pay item ends, and another begins.

B. If no pay item exists for a portion of the work, include the costs in a related pay item.

C. Item 13124 – Pre-Cast Concrete Vault Toilet: This item includes the installation of a new single vault toilet and all accessories. This will not be measured for payment but will be paid for as Lump Sum.

4.2 BASIS OF PAYMENT

A. Payment: Payment will be made at the Contract price, as indicated in the Bid Schedule, and will include full compensation for the work described in the Contract.

END OF SECTION

Table of Contents_CDT BVT
01000 _General Requirements_CDT BVT
13124_PreCastVT_CDT BVT
PART 1 - GENERAL
1.1 SUMMARY
A. This section consists of furnishing, delivering, and installation of a single vault precast concrete building with (1) 1,000-gallon vault to provide a complete weatherproof Vault Toilet. The intent is to establish a quality and performance level fo...
B. Burglary-resistance-rated, modular vault assemblies.
C. Fire-resistance-rated, modular vault assemblies.
1.2 SUBMITTALS
A. Manufacturer’s Literature: Submit manufacturer’s descriptive data for all items to be used on this project. Include a description of the precast insulated sandwich panel construction, including information about the materials to be used and the ass...
B. Shop Drawings: Submit manufacturer’s standard manufacturing drawings and specifications including all dimensions, materials, equipment, and accessories. Submit all calculations and engineer’s stamped drawings to ensure that the building will withst...
C. Colored Concrete: Submit all available concrete colors to the government for selection.
1.3 BUILDING DESCRIPTIONS
A. Vault Toilet Buildings: Shall be one Left Hand Gunnison as manufactured by CXT Precast Products 606 N. Pines Road, #202, Spokane Valley, WA 99206, 509-703-3384 or approved equal.
1.4 DESIGN CRITERIA
A. Structural: Design shall be in accordance with the International Building Code, and based on the following loading conditions as per ASCE 7-02.
1. Snow Load: 65 lbs/sq.ft., minimum.
2. Wind Load: 3 second gust wind speed of 90 mph in Exposure C.
3. Earthquake Load: Site class B, C, D, and D0. Design shall meet IBC or local seismic code for the specific location.
B. Accessible Design Standards: Vault toilets shall meet the requirements of the Americans with Disabilities Act and the Uniform Federal Accessibility Standards.
C. “Sweet Smelling” Technology: Vault toilets shall meet USDA Forest Service Design criteria for lining, venting and accessing vaults, building ventilation and orientation.
1.5 DELIVERY, STORAGE, AND HANDLING
A. Delivery: Deliver the building components and all accessory materials and store in a protected dry location until assembly and installation is complete.
B. Protection and Cleaning: Protect all materials and finishes against damage from construction activities and harmful substances.
C. Provide crane for vault toilet installation.
D. Delivery Location: Delivery to CDT Shelter site as shown on drawings.
PART 2 - PRODUCTS
2.1 MATERIALS: The intent of these paragraphs is to establish a quality and performance level for structural design, materials, durability, and workmanship used in the manufacture and installation of the buildings.
A. Concrete – General
1. The concrete mix design shall be designed to ACI 211.1 to produce concrete of good workability.
2. Concrete shall contain a minimum of 610 pounds of cement per cubic yard. Cement will be a low alkali Type I, II, or III conforming to ASTM C150.
3. Coarse aggregates used in the concrete mix design shall conform to ASTM C33 with the designated size of coarse aggregate #67.
4. Minimum water/cement ratio shall not exceed .45. Slump shall not exceed 5 inches.
5. Air-entraining admixtures shall confirm to ASTM C494, Type A. Other admixtures shall not be used without approval.
B. Colored Concrete
1. Color additives shall conform to ASTM C979. Submit all available color samples for Government selection.
2. The following shall contain colored concrete:
a. Building roof panels
b. Building walls
3. The same brand and type of color additive used in the sample shall be used throughout the manufacturing process.
4. All ingredients shall be weighed, and the mixing operation shall be adequate to ensure uniform dispersion of the color.
C. Cold Weather Concrete
1. Cold weather concrete placement shall be in accordance with ACI 306.
2. Concrete shall not be placed if ambient temperature is expected to be below 35 degrees F. During the curing period unless heat is readily available to maintain the surface temperature of the concrete at least 45 degrees F.
3. Materials containing frost or lumps of frozen materials shall not be used.
D. Hot Weather Concrete
1. The temperature of the concrete shall not exceed 80 degrees F at the time of placement and when the ambient reaches 90 degrees F the concrete shall be protected with moist covering.
E. Concrete Reinforcement
1. All reinforcing steel shall conform to ASTM A615. All welded wire fabric shall conform to ASTM A185.
2. All reinforcement shall be new, free of dirt, oil, paint, grease, loose mill scale and loose or thick rust when placed.
3. Details not shown on drawings or specified shall be to ACI 318.
4. Steel reinforcement shall be centered in the cross-sectional area of the walls and shall have at least 1-inch of cover on the under surface of the floor and roof.
5. The maximum allowable variation for center-center spacing of reinforcing steel shall be 1/2 –inch.
6. Full lengths of reinforcing steel shall be used when possible. When splices are necessary on long runs, splices shall be alternated from opposite sides of the components for adjacent steel bars. Lap bars in accordance with ACI 318.
7. No bars partially embedded in concrete will be field bent unless approved by the Contracting Officer.
F. Sealers and Curing Compounds
1. Curing compounds, if used shall be colorless, complying with ASTM C309, Type I or ID.
2. Weatherproofing sealer for exterior of buildings shall be clear, pure acrylic water repellant penetrating sealer.
G. Caulking, Grout, Adhesive, and Sealer
1. All caulking shall remain flexible and non-sag at temperatures from -50 to +140 degrees F.
2. Interior joints shall be caulked with a paintable silicone based caulk.
3. Exterior joints shall be caulked with a siliconized acrylic caulk that closely matches the exterior color.
4. Grout shall be a non-shrink type and shall be painted to match the color of surrounding concrete.
5. Epoxy concrete adhesive shall be two component, rigid, non-sag gel adhesive for bonding to dry or damp surfaces, moisture insensitive.
6. Portland cement mortar shall consist of one part Portland cement, three parts sand and enough water to make a workable mixture.
H. Paint
1. All paints and materials shall conform to all applicable Federal specifications or be similar top-of-the-line components. Paints shall be lead free.
2. Type of paints for buildings.
a. Inside concrete surfaces:
a) Interior floors shall be a 2-part water based epoxy. The color shall be gray.
b) Interior walls and ceilings shall be a 100 percent acrylic emulsion. The color shall be white.
b. Metal surfaces both inside and out:
a) Primer and enamel.
c. Exterior concrete surfaces:
a) Exterior slab shall be clear sealer.
b) Exterior walls and roof shall be a pure acrylic water repellant penetrating stain in the same color as the walls or roof followed by a clear acrylic anti-graffiti sealer.
I. Wall Vents
1. Wall vent will be heavy duty kick proof vents and shall be cast into the concrete wall. Vent shall come with insect screen.
J. Windows / Vault Cleanouts
1. Windows and cleanout cover frames for the toilet building shall be constructed from steel.
2. Window glazing shall be ¼-inch thick translucent Lexan polycarbonate.
3. Plate for vault cleanout cover will be a minimum 1/4” thick diamond plate steel. Lid will be configured so that it can be locked with a padlock. A gasket shall be provided around the entire perimeter of the lid to provide an airtight seal.
K. Steel Doors
1. Doors shall be flush panel type 1-3/4-inch thick, minimum 16-gauge prime coated steel, width to suit wall thickness. Three rubber door silencers shall be provided on latch side of frame.
L. Finish Hardware
1. Toilet Building:
a. Door Hinges.
a) Door hinges shall be 3 per door with dull chrome plating 4-1/2”x4-1/2”, adjustable tension, automatic closing for each door.
b. Lockset.
a) Lockset shall meet ANSI A156.2 Series 4000, Grade 1 cylindrical lockset for exterior door.
b) ADA compliant, Lever handle both inside and out.
c) Either handle operates latch unless outside handle locked by inside push button. Push button automatically releases when inside latch is turned or door is closed.
d) U.S. 26D finish.
e) Deadbolt suitable for BEST Lock core.
c. Door Stop.
a) Doorstop shall have a cast metal base, US 26D finish with gray rubber 2- 3/8” bumper diameter with a 1-inch projection.
d. Door Sweep.
a) Door sweep shall be provided at the bottom of the door and shall be an adjustable brush type.
e. Threshold.
a) An extruded aluminum threshold with thickness to provide a maximum clearance of 3/8” between threshold and bottom of door.
M. Vault Liner / Vault Vent
1. Vault shall include a one-piece 0.187” thick LDPE plastic liner by RMI Manufacturing, Caldwell, ID, or approved equal. Vaults with the LDPE liner shall be warranted against leaks for a period of 7 years.
2. Vents shall be 12” diameter minimum, plastic pipe, black. No more than one vent per vault. Pipe shall be warranted against cracking or deterioration for a period of 5 years.
N. Toilet Accessories
1. Grab Bars:
a. Grab bars shall be 18 gauge, type 304 stainless steel with 1-1/2” clearance.
b. Grab bars shall each be able to withstand 300 pound top loading.
2. Toilet Paper Dispenser:
a. Dispenser shall be constructed of ¼-inch thick steel with an enamel finish.
b. Dispenser shall be capable of holding minimum of two (2) standard rolls of toilet paper.
c. Toilet paper fastening system shall be able to withstand 300-pount top loading
3. Toiler Riser:
a. Toilet riser will be 18” high, white cross-linked polyethylene, with heavy-duty seat and lid.
PART 3 - EXECUTION
3.1 GENERAL: The intent of these paragraphs is to establish a quality and performance level for the manufacture and installation of the buildings.
3.2 MIXING AND DELIVERY OF CONCRETE
A. Mixing and delivery of concrete shall be in accordance with ASTM C94, section 10.6 through 10.9 with the following additions:
1. Aggregate and water shall be adjusted to compensate for differences in the saturated surface-dry condition.
2. Concrete shall be discharged as soon as possible after mixing is complete. This time shall not exceed 30 minutes.
B. Placing and Consolidating Concrete
1. Concrete shall be consolidated by the use of mechanical vibrators. Vibration shall be sufficient to accomplish compaction but not to the point that segregation occurs.
C. Finishing Concrete
1. Interior floor and exterior slabs shall be floated and troweled until all marks are removed. A light broom finish shall be applied to the exterior and interior slabs.
2. All exterior building walls shall be a barn wood texture.
3. All exterior surfaces of the roof panels shall be cast to simulate a cedar shake roof. The underside of the overhang shall have a smooth finish.
D. Cracks and Patching
1. Cracks in concrete components that are judged to affect the structural integrity of the building will be rejected.
2. Small holes, depressions and air voids shall be patched with a suitable material. The patch shall match the color, finish and texture of the surrounding surface.
3. Patching shall not be allowed on defective areas if the structural integrity of the building is affected.
E. Curing and Hardening
1. Concrete surfaces shall not be allowed to dry out from exposure to hot, dry weather during initial curing period.
2. Curing compounds shall not be used on interior walls of the building or the vault.
3.3 STRUCTURAL JOINTS
A. Wall components shall be joined together with two welded plate pairs at each joint. Each weld plate shall be 6 inches long and located one pair in the top quarter and one pair in the bottom quarter of the seam. Weld plates shall be anchored into th...
B. Walls and roof shall be joined with weld plates, 2-1/2”x5”, at each building corner.
C. The joint between the floor slab and walls shall be joined with a grout mixture on the inside, a matching-colored caulk on the outside and two weld plates 6-inches long per wall.
D. All welding shall be by certified welders only (in accordance with AWS D1.1).
3.4 PAINTING/STAINING
A. An appropriate curing time shall be allowed before paint is applied to concrete.
B. Some applications may require acid etching. A 30 percent solution of hydrochloric acid shall be used, flushed with water, and allowed to thoroughly air dry.
C. Painting shall not be done outside in the cold, frosty or damp weather.
D. Painting shall not be done outside in winter unless the temperature is 50 degrees F or higher.
E. Painting shall not be done in dusty areas.
F. Schedule of finishes.
1. Inside concrete surfaces:
a. Walls shall be white and floor gray.
2. Metal surfaces both inside and out:
a. Color shall be BLM Standard Environmental Color, Covert Green, or similar approved color.
b. 1 coat primer and 2 coats of enamel.
3. Exterior concrete surfaces:
a. Available colors shall be submitted to the Government for selection.
b. Exterior slab will be 1 coat of clear sealer.
c. Stained enhanced exterior walls will be 1 coat of pure acrylic water repellent penetration stain in the same color as the walls or roof followed by 1 coat of clear acrylic sealer.
3.5 VAULT CONSTRUCTION
A. The prefabricated LDLE plastic liner shall be set in the concrete forms and concrete shall be placed around the liner for a sealed fit.
3.6 TESTS
A. The following tests shall be performed on concrete used in the manufacture of the buildings. All testing shall be performed in approved laboratories. Testing shall only be performed by qualified individuals who have been certified ACI Technician Gr...
1. Sampling shall be in accordance with ASTM C172.
2. The slump on the concrete shall be performed on the first batch of concrete in accordance with ASTM C143. This slump shall be in the 3–5-inch range.
3. The air content of the concrete shall be checked per ASTM C231 on the first batch of concrete. The air content shall be in the range of 4-6 percent.
4. The compressive strength of the cylinders shall be tested to ASTM C39. Make (1) cylinder for testing prior to removal of forms (release), one (1) for 7 days and one (1) for 28 days. The release must be a minimum strength of 2,500 psi, and the 28-da...
5. A copy of all test reports shall be provided to the Contracting Officer.
3.7 INSTALLATION
A. General: Buildings shall be installed in accordance with manufacturer’s recommendations and these specifications. Installation shall be coordinated with the Government.
3.8 DISPOSAL OF DEBRIS
A. Requirements: Items or debris that is not designated as salvage by the Government, shall become the property of the Contractor. All disposal of concrete and associated material from the demolition of the vault toilet will be the responsibility of...
A. The intent of this clause is to explain, in general, what is and what is not included in a pay item, and the limits or cut-off points where one pay item ends, and another begins.
B. If no pay item exists for a portion of the work, include the costs in a related pay item.
C. Item 13124 – Pre-Cast Concrete Vault Toilet: This item includes the installation of a new single vault toilet and all accessories. This will not be measured for payment but will be paid for as Lump Sum.

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