Statement_of_Work.pdf

SCOPE OF WORK

This project is for the purchase and installa on of a double vault, precast concrete vault restroom at the

Twin Tanks Parking Area located in Joshua Tree Na onal Park in Twentynine Palms CA, 92277.

PRODUCT:

Qty. One (1) Double vault, precast concrete double vault restroom: An example of an acceptable product is: CXT Tioga Double Vault Restroom, or approved equal. All paints and materials will conform to all

Federal specifica ons

Features:

Doors: Steel Door- A 3’-0” x 6’-8” x 1 ¾” thick, 18-gauge steel flush door will be installed in each toilet w/commercial grade heavy duty cylindrical locksets, lever handles inside and out.

Windows: At least one window per toilet, with 3/16” Lexan polycarbonate, clear/opaque glazing finish.

Signs: UNISEX signage that also meets ADA-ABAAS standards that will be mounted on the exterior wall of the toilet adjacent to the latch. Interior signage will read “PLEASE DO NOT PUT TRASH IN TOILETS. IT IS

EXTREMELY DIFFICULT TO REMOVE- Thank you”

Toilet Riser: Toilet Riser shall meet ADA standards, heavy duty seat and lid.

Grab Bars: Stainless steel, 18-gauge materials, sa n non-slip finish, 1 ½” outside diameter tubing, mounted to ADA standards.

Toilet Paper Dispensers: Bar-type, shall be constructed of stainless steel with a sa n finish. Designed to hold 3 standard rolls of toilet paper, predrilled and slo ed for locking the bar.

Concrete Wall Texture: Simulated Barnwood-Sandstone

Roof: Simulated cedar shake textured roof in in a Sandstone/Teakwood color.

Double Vault Capaci es: 1000 gallons each w/double plas c vault liner.

Double Vault Cleanouts: Shall be a raised steel frame measuring approximately 21”x 34”. The door will be ¼” Diamond plate steel and will be hinged at the back with a locking hasp that accepts a standard padlock. The vault cleanout door will have a con nuous rubber gasket around the perimeter which will provide an air ght seal.

Vault Vent Pipe: Shall be a 12” diameter polyethylene plas c pipe, high density, black color, UV stabilized

HDPE pipe, and shall also have a screen/rain cap.

INSTALLATION:

Materials

All materials required for installa on will be provided by the contractor. All logis cs for installa on of vault toilet will be handled by the contractor.

Work Requirements

All work will occur between Monday and Friday with no work occurring on federal holidays or weekends.

This jobsite will be closed to the public so no rou ne traffic control will be required.

The contractor will be able to request to close the parking lot during days in which crane opera ons will occur. This will need to be coordinated in advance with the park project manager.

Loca on

It’s the responsibility of the Park to provide the exact loca on for installa on by stakes or other approved method. Park shall clear and level the site free of overhead obstruc ons. Contractor is responsible for clearing any underground obstruc ons. Park shall provide access to the site for truck delivery and sufficient area for contractor provided crane to install and equipment to perform the contract work requirements. Loca on of vault toilet will be approximately 86 feet west of the edge of the asphalt at

Twin Tanks Parking area.

Excava on and Eleva on

Contractor shall comply with all applicable OSHA Standards for excava on. Excavate for the installa on of the concrete restroom vault to a depth that will allow the structure site to be free draining a er installa on is completed. Place at least a 2-3” leveling base material beneath the restroom vault.

Stockpile topsoil removed from excava on in a separate pile at site.

The finish floor eleva on shall be 6 inches above the natural grade measured at the front entrance door unless otherwise approved by the Park. Ideally, the back of the vault shall be slightly higher to allow water to freely drain out of the toilet rooms. The Park may specify a finish floor eleva on within a plus or minus 0.05 feet of the specified floor eleva on.

No excava on shall be le open for more than two (2) days. Any excava on le open overnight shall be fenced with wire or plas c mesh fence (minimum height of 36 inches) and secured to steel posts placed ten (10) feet apart. The bo om of the fence shall follow the contour of the natural ground around the excava on.

Backfill and Compac on

Contractor shall compact the natural ground at the bo om of the vault excava on with a minimum of three passes with a whacker-type mechanical compactor (jumping jack), or equivalent.

Install base material for leveling course. Compact leveling course with one (1) pass with a whacker-type mechanical compactor (jumping jack), or equivalent approved by the park. Grade the leveling course so there will be no high spots in the middle of the concrete vault bo om. Compact with a second pass with a whacker.

Set vault in place. Backfill around structure. Use excavated material for backfill except that rock larger than six (6) inches shall not be placed within six (6) inches of the exterior vault walls.

Fill, adjacent to the building entry shall have excavated material placed in eight (8) inch loose li s and compacted with a minimum of two passes with a whacker-type mechanical compactor (jumping jack), or equivalent.

Finish Grading

Spread excess excavated material from the vault around the precast concrete restroom structure.

Intended final grade is six (6) inches below the finish floor at the front entrance door unless otherwise approved by the Park. These six (6) inches of space as the finished and final layer under this contract will allow room for the placement of the final road base and pavement at a later date under a separate contract.

All areas disturbed by excava on, backfilling, and stockpiling of excavated material shall be hand raked to remove exposed rocks over one (1) inch in size. Oversized rocks shall be removed from the surface and disposed in a designated area within 200 feet of the site.

Precast Concrete Restroom

Contractor will apply the provided seal between the vault and concrete floor before the toilet riser is installed. Contractor will seal and install the exhaust piping and roof structure to restroom structure in accordance with, and conforms to the manufacturer’s specifica ons for a completed, ready for use restroom facility.

Period of Performance

The period of performance for this contract will be 120 days from the date of award. Once the vault toilet is installed and inspected by the Contrac ng Officer Representa ve (COR) the contract will be considered complete.

Coordination of Delivery/Installation

Contractor must schedule and coordinate delivery and installation with the COR. Must provide COR at least one week notice of delivery and installation date.