Sherando_Group_Bathhouse_Specifications.doc

SPECIFICATIONS

SHERANDO LAKE RECREATION AREA

GROUP CAMPGROUND BATHHOUSE REPLACEMENT

GEORGE WASHINGTON AND JEFFERSON NATIONAL FORESTS

GLENWOOD-PEDLAR RANGER DISTRICT

July 2018

TABLE OF CONTENTS

3SECTION 01 1000 – SUMMARY

301 1113 - WORK COVERED BY CONTRACT DOCUMENTS

401 1400 - WORK RESTRICTIONS

5SECTION 01 3000 - ADMINISTRATIVE REQUIREMENTS

501 3300 - SUBMITTAL PROCEDURES

6SECTION 01 4000 - QUALITY REQUIREMENTS

601 4500 - QUALITY CONTROL

7SECTION 10 5000 - TEMPORARY FACILITIES

701 5200 - CONSTRUCTION FACILITIES

701 5500 - VEHICULAR ACCESS AND PARKING

8SECTION 01 6000 - PRODUCT REQUIREMENTS

801 6100 - COMMON PRODUCT REQUIREMENTS

801 6200 - PRODUCT OPTIONS

9SECTION 01 7000 - EXECUTION AND CLOSEOUT REQUIREMENTS

901 7100 - EXAMINATION AND PREPARATION

901 7400 - CLEANING AND WASTE MANAGEMENT

901 7700 - CLOSEOUT PROCEDURES

1001 7800 - CLOSEOUT SUBMITTALS

11SECTION 03 1000 - FORMING AND ACCESSORIES

1103 1100 - CONCRETE FORMING

12SECTION 03 2000 - CONCRETE REINFORCEMENT

1203 2100 - REINFORCEMENT BARS

13SECTION 03 3000 - CAST IN PLACE CONCRETE

1303 3100 - STRUCTURAL CONCRETE

15SECTION 13 4000 - INTEGRATED CONSTRUCTION

1513 4300 - BUILDING MODULES

18SECTION 22 0000 - GENERAL

1822 0800 - COMMISSIONING OF PLUMBING

19SECTION 22 1000 - PIPING

1922 1300 - FACILITY SANITARY SEWERAGE

20SECTION 26 0000 - GENERAL

2026 0500 - COMMON WORK RESULTS FOR ELECTRICAL

21SECTION 26 2000 - LOW VOLTAGE ELECTRICAL TRANSMISSION

2126 2100 - LOW VOLTAGE ELECTRICAL SERVICE ENTRANCE

22SECTION 31 1000 - SITE CLEARING

2231 1100 - CLEARING AND GRUBBING

2231 1400 - EARTH STRIPPING AND STOCKPILING

23SECTION 31 2000 - EARTH MOVING

2331 2300 - EXCAVATION AND FILL

26SECTION 31 9000 - PLANTINGS

2632 9200 - TURF AND GRASSES

27SECTION 33 0000 – UTILITIES (GENERAL)

2733 0800 - COMMISSIONING OF UTILITIES

28SECTION 33 1000 - WATER UTILITIES

2833 1200 - WATER UTILITY DISTRIBUTION EQUIPMENT

2833 1300 - DISINFECTING OF WATER UTILITY DISTRIBUTION

DIVISION 01

GENERAL REQUIREMENTS

SECTION 01 1000 – SUMMARY

01 1113 - WORK COVERED BY CONTRACT DOCUMENTS

1113.1 Project Description

This project will replace the existing Sherando Recreation Area Group Campground bathhouse building with a new Sierra IV Multi-User Restroom building kit supplied by Romtec, Inc. Demolition of the existing bathhouse structure occurred under a separate contract and is not part of this scope of work.

The contractor shall provide all labor, equipment, and materials to accomplish all work as shown on the drawings and/or specified herein.

The work includes, but is not limited to, the following:

1. Site Preparation.

A. Includes all work needed to prepare the access route from the entrance road to the installation site for delivery of the building kit by semi-truck and tractor trailer. Site access requirements include vertical and horizontal clearance considerations and turning radius allowances along the access route clear of obstructions.

B. Includes excavation and/or fill as needed to obtain required subgrades and to achieve correct final building floor finish elevation as shown on the drawings. If needed, on-site borrow area(s) will be identified by Forest Service.

C. Includes construction of concrete foundation footings and concrete finished floor as indicated on the drawings.

D. Includes installation and connection of new water, sanitary sewer, and electric service lines from existing utility stubs located adjacent to the building site.

E. Includes grading the building site to positively drain surface waters away from the finished installation(s).

F. Includes pumping and hauling to completely evacuate two existing on-site septic tanks.

2. Delivery, Unloading, and Placement Coordination. Contractor shall accept delivery of one prefabricated Sierra IV Multi-User Restroom building kit. Contractor shall coordinate delivery and setup with building kit Supplier (Romtec, Inc.). Delivery coordination includes all work as necessary in concert with the building Supplier to deliver, unload, and construct the building on site, including but not limited to the following:

A. Coordination includes verification with Supplier that the site preparation is adequate for building kit delivery, unloading, and construction prior to delivery.

B. Contractor shall verify that the Supplier’s delivery vehicle(s) can access positions adjacent to the building site with adequate firmness, grade, and clearance to unload the building kit components. Contractor shall make any required additional adjustments for access, clearance, and support, as needed, once delivery vehicle(s) arrive on site.

C. Contractor shall coordinate with Supplier if transfer of building kit from highway legal trailers to short trailers is required, use of alternate cabs, or use of a crane or multiple cranes is advantageous compared to the required level of site preparation to bring highway trailers into the campground and include any such arrangements and costs within the scope of site preparation and delivery coordination.

D. Contractor shall provide a forklift, with minimum 8,000 lb. capacity and 6’ fork extensions, to unload the building kit on site from the Supplier’s delivery vehicle(s).

E. Contractor shall store all building kit, construction materials, and equipment in a predetermined staging area adjacent to the building site.

3. Setup. Setup includes assembly of the pre-fabricated building kit on its foundation, connection and hookup of water, sanitary sewer, and electric service to existing utility stubs located adjacent to the site, and any incidental work as necessary to place the building into commission for its intended purpose. Contractor shall take care to note all items necessary for assembly/installation of the bathhouse unit, but not furnished with the kit by the manufacturer.

4. Construction of new 3’ wide concrete sidewalks around the building as indicated on the drawings. Contractor shall coordinate with the Forest Service on sidewalk coloring and brooming requirements.

5. Installation and hook-up of new gravity sewer lines, water supply lines, and electric service lines as shown on the drawings.

6. Connection of the building unit to existing utility service lines as shown on drawings.

7. Final site clean-up and landscape restoration including restoring/adding topsoil, seeding, fertilizing and mulching of all areas disturbed by construction, and incidental related work including but not limited to replacement of signs, gates or landscaping materials temporarily removed for access or construction. .

1113.2 Schedule Requirements

The work under this contract requires special attention to the scheduling and conduct of the work in connection with seasonal public camping.

Notice to Proceed will be issued on or before August 31, 2018. On-site arrival/delivery of the prefabricated bathhouse unit is expected on or about September 5, 2018. Campground will remain open to the public for duration of contract and will close for the season on November 1, 2018.

1113.3 Project Location

The work is located on the Glenwood-Pedlar Ranger District of the U.S. Forest Service, Sherando Lake Recreation Area, 96 Sherando Lake Road, Lyndhurst, Virginia 22952

01 1400 - WORK RESTRICTIONS

01 1416 COORDINATION WITH OCCUPANTS

1416.1 Occupancy of Premises

The project site is located within a gated recreation area, which will be open to the public.

1416.2 General Coordination

Contractor shall identify any activity that interrupts roads, parking lots, utilities, or otherwise negatively affects occupants, users or the public and coordinate the interruption of these services with the Contracting Officer to minimize the impact.

Maintain the project work on the schedule provided to the Contracting Officer. Immediately communicate and coordinate with the Contracting Officer schedule changes based on unforeseeable material, equipment or personnel problems once known to prevent or minimize unscheduled disruption of Forest Service personnel or public use of facilities.

1419.1 Government Facilities

Power – 120 VAC power is available on site at an electrical panel located adjacent to the building site. The Contractor will be required to perform connections and provide all necessary outlet boxes and extension cords.

Water – Potable water is available on site adjacent to the building site.

Toilet Facilities – Toilet facilities are available within the campground complex.

1419.2 Contractor Responsibility to Protect Property and the Public Barriers shall be erected around all open excavations. Flaggers shall be used at any time public vehicular traffic is at risk of collision with delivery vehicles, construction equipment, building kit components, or contractor equipment movements. Particular care shall be exercised on narrow roads near the recreation site where sight lines are restricted by curves, hills, and/or vegetation.

SECTION 01 3000 - ADMINISTRATIVE REQUIREMENTS

01 3300 - SUBMITTAL PROCEDURES

3301 PROCEDURES

3301.1 Government Approving Authority

The only approving authority for submittals requiring government approval is the Contracting Officer or the designated Contracting Officer Representative (COR) as delegated in writing by the Contracting Officer.

3301.2 Number of Copies of Submittals

a.

Documents for Review: Submit three copies, two will be retained by the COR and one will be returned to the Contractor after review with a review marking indicating the submittal is rejected, approved with comments, or approved. Submittals may also be in electronic format.

b.

Samples: Submit two samples for each item specified unless otherwise indicated in the individual specification section; one of which will be retained by COR unless indicated otherwise.

c.

Send all submittals to project COR.

3323 SHOP DRAWINGS, PRODUCT DATA AND SAMPLES

3323.2 Shop Drawings

Provide for approval shop drawings of all shop or field fabricated components and assemblies and construction details of all built in place items prior to ordering materials, fabrication, assembly or construction including, but not limited to the following items:

a. None

3323.3 Manufacturer’s Product Data Sheets and Product Samples Provide for approval Manufacturer’s Product Data Sheets for all major materials used including, but not limited to the following items:

a. Romtec building kit components

b. Piping, fittings, and valves

c. Electrical enclosures, breakers or switches Provide for approval Product Samples of the following items:

a. None Materials requiring approval of product data sheets or samples shall not be ordered in quantity until the required submittals are returned marked “approved”, “accepted”, “approved as noted” or “approved except as noted, re-submittal not required” by the Contracting Officer.

SECTION 01 4000 - QUALITY REQUIREMENTS

01 4500 - QUALITY CONTROL

4516 FIELD QUALITY CONTROL PROCEDURES

4516.1 Dimensions, Layout and Fit

Any site drawings or dimensions provided by the government are for general reference only and are not guaranteed accurate for existing (as-built) conditions, estimating, or construction.

Provide final as-built mark-ups of contract drawings if any deviations are required. Obtain COR approval before making any deviations from contract drawings. These drawings shall be maintained in a current condition and shall be available for review. All variations from contract drawings shall be indicated in red on the drawings. Upon completion of the contract work, as-built drawings shall be submitted to the COR.

4516.2 Manufacturer’s Instructions

Install materials and equipment in accordance with manufacturer’s specifications, instructions, and recommendations. Contractor shall take care to note all items necessary for assembly/installation of the bathhouse unit, but not furnished with the kit by the manufacturer.

4516.3 Codes and Standards

All work and materials shall be in full accordance with the latest requirements of the International Building Code, Uniform Building Code, Uniform Mechanical Code, National Electrical Code, National Plumbing Code, National Fire Protection Association, and other applicable state and local codes and regulations.

4516.4 Adjusting and Testing

All equipment furnished under this contract shall be tested and adjusted as necessary for proper operation on site by the contractor or a manufacturer’s representative. All equipment shall be demonstrated to the government for proper operation on site by the contractor prior to final acceptance.

SECTION 10 5000 - TEMPORARY FACILITIES

01 5200 - CONSTRUCTION FACILITIES

5213 FIELD OFFICES AND SHEDS

5213.1 Contractor Storage and Trailer Parking

Contractor shall be allowed a designated area to park, stage, and store materials and equipment. The contractor shall be allowed to store materials at the project site in Contractor provided equipment (temporary trailer) only. Coordinate the location of the storage and staging areas with the COR.

The Contractor is required to provide weather protected and secure storage for all materials and supplies. The Contractor shall be solely responsible for the loss of or damage to materials stored at the job site. Store and protect products in accordance with manufacturers' instructions.

Materials shall not be stored in government buildings.

01 5500 - VEHICULAR ACCESS AND PARKING

5519 TEMPORARY PARKING

5519.1 Contractor Parking

Contractor shall be allowed a designated area to park contractor and construction vehicles and to store equipment. Coordinate the location of the parking area with the COR.

Contractor shall not temporarily park vehicles or equipment in such a manner as to impede or restrict access roads or driveways. Contractor shall not temporarily park vehicles or equipment in parking lots designated for USFS employees except as designated by the COR.

SECTION 01 6000 - PRODUCT REQUIREMENTS

01 6100 - COMMON PRODUCT REQUIREMENTS

Do not use products containing the following materials:

a. Asbestos

b. Urea Formaldehyde

c. Polychlorinated Biphenyls (PCBs)

d. Chlorinated Fluorocarbons (CFCs)

e. RCRA 8 Heavy Metals exceeding EPA concentration limits for hazardous waste:

Do not use wood products having any of the following characteristics:

a. Old growth timber

b. Particle or chip board

01 6200 - PRODUCT OPTIONS

For products specified by reference standards or description only use any product meeting those standards or description. Products in this category include, but are not limited to:

a. Water system piping – HDPE Class 200

b. Sewer, Waste, and Drain piping – PVC Schedule 40

c. Valve Boxes – ASTM A48-33 Cast Gray Iron or ASTMA536-80 Cast Ductile Iron

d. General Wiring – minimum 12 AWG size, copper wire only, SE or THWN as appropriate

e. Conduit –Intermediate Metallic Conduit (IMC) or Rigid Non-Metallic Conduit (RNMC or RPVC) Schedule 80 only shall be used exterior to the building. EMT, ENT or Schedule 40 PVC shall not be used.

For products specified by naming one or more manufacturers with a provision for substitutions submit a request and product data for substitution for any manufacturer not named. The COR may request a sample of a substitute material for the limited purpose of assessing conformance with information given and the design concept expressed in the contract documents. All substitutions are subject to COR approval before incorporation into the project. Substitutions made without COR approval will prevent final project acceptance. Products in this category include, but are not limited to:

a. Shut-off valves and curb stops shall be Ford Valve Company, with a 90 degree turn motion and shall be mounted in a valve box. Couplings and saddles shall be Ford Valve Company.

b. Septic tank manhole lids and frames shall be ferrous castings by Neenah Foundry Company

c. Surge Arrestor shall be Square D QO2175SB (for QO panel), HOM2175SB (for Homeline load centers) or SDSA1175 (all other panels) as applicable.

For products specified by naming one or more manufacturers without including a provision for substitutions use a product of one of the manufacturers named and meeting specifications, no options or substitutions allowed. Products in this category include, but are not limited to:

a. None

SECTION 01 7000 - EXECUTION AND CLOSEOUT REQUIREMENTS

01 7100 - EXAMINATION AND PREPARATION

7123 FIELD ENGINEERING

7123.1 Field Investigation and Utility Staking

Perform a careful field investigation of the site prior to commencing work. Drawings provided by the government are for general information only. Drawings may reflect design intentions rather than as built conditions or may not indicate site alterations or details relevant to the current project. Contractor shall independently verify all locations, elevation, and dimensions indicated.

All utility service line locations shown on drawings are approximate. Contractor shall be responsible for determining the actual locations of all underground utility lines. The Contractor shall stake all utility line locations. Staking shall be by wire flagging, chalk line, or wood staking.

01 7400 - CLEANING AND WASTE MANAGEMENT

7413 PROGRESS CLEANING

Maintain site in a clean and orderly condition. The Contractor shall clean-up the work area at the end of each day’s activities to keep work site free of accumulated or distributed waste materials, debris, and trash/rubbish.

7419 WASTE MANAGEMENT AND DISPOSAL

7419.1 Waste Management

Project waste includes all demolition and construction materials not used in the final work product, packaging wastes, and Contractor administrative/personnel generated wastes.

Collect and remove waste materials, debris, and trash/rubbish from site as needed, or as directed by the project Inspector and/or COR, and dispose off-site in a legal manner; do not burn or bury.

Project waste shall not be mingled with the campground’s normal waste stream, but shall be stored separately and removed from the site by the Contractor. Hazardous wastes shall be segregated from non-hazardous wastes, stored in accordance with federal, state and local laws and promptly removed from the site for disposal by the Contractor. The Contractor’s senior on-site representative shall be particularly vigilant to ensure that adhesives, stains, solvents paints, or other hazardous wastes and associated contaminated cleaning cloth/paper products, are not disposed of in government trash receptacles, sinks, or toilet facilities.

7423 FINAL CLEANING

7743.1 Site Clean-Up

Perform a final site clean-up:

a. Clean the building interior and exterior prior to final inspection.

b. Remove all remaining construction debris, paints, solvents, tools and trash from the work site.

c. Walk the grounds near the work site to ensure all nails, screws, blades, or other items are not left in the grass (mowing hazard) or in vehicle access and parking areas (tire puncture hazard).

01 7700 - CLOSEOUT PROCEDURES

7713 PRELIMINARY CLOSEOUT REVIEWS

7713.2 Substantial Completion Pre-Inspection

Notify COR when work is considered substantially complete. At that time the COR will arrange an inspection of the project and generate an Inspection Report (FSM 6320) listing any remaining work or workmanship deficiency items requiring correction for project completion and acceptance.

7716 FINAL CLOSEOUT REVIEW

7716.1 Final Inspection

Once the project work is considered 100% complete, all incomplete and workmanship deficiency items identified from Substantial Completion Pre-Inspection(s) are corrected, and the Site Clean-up is complete, contact the COR to arrange a final inspection.

7719 CLOSEOUT REQUIREMENTS

7719.1 Certificate of Final Inspection

The COR will issue a Certificate of Final Inspection (FS 6300-15) once all items from the final inspection are resolved.

01 7800 - CLOSEOUT SUBMITTALS

7823 OPERATION AND MAINTENANCE DATA

Provide three copies of one or more binders with all manufacturer operation and maintenance instructions assembled as an O&M manual. Include all manufacturer product data for purchased components and manufactured assemblies. Include any manufacturer recommended spare parts lists or exploded view drawings indicating replacement part numbers. One copy shall be retained at the site, one copy shall be retained at the district office, and one copy shall be retained at the Supervisor’s Office.

7839 CLOSEOUT DOCUMENTS

Submit the following documentation at project closeout:

a. Project record documents

b. Material descriptions and maintenance requirements for the materials installed

c. Warranties

d. Contractor Release Certificate

DIVISION 03

CONCRETE

SECTION 03 1000 - FORMING AND ACCESSORIES

03 1100 - CONCRETE FORMING

1113 - STRUCTURAL CONCRETE CAST IN PLACE FORMING

PART 1 - GENERAL

A.

The work required under this section consists of furnishing and installing all formwork, expansion joints, and related accessories for concrete work as shown on the drawings and/or specified herein.

PART 2 - PRODUCTS

Forms shall be wood, plywood, hardboard, or metal and shall be approved by COR.

B.

Form oil shall be non-staining type.

C.

Expansion joint filler shall be pre-molded or pre-shaped type made of asphalt fiber.

PART 3 - EXECUTION

Forms shall be built tight, in proper alignment, and adequate to resist the stresses of concrete placement without deformation.

Forms shall be constructed to produce the required concrete surface.

Contractor shall form the top concrete floor/apron as a minimum.

SECTION 03 2000 - CONCRETE REINFORCEMENT

03 2100 - REINFORCEMENT BARS

2111 - PLAIN STEEL REINFORCEMENT BARS

The work required under this section consists of furnishing and installing all concrete reinforcement as shown on the drawings and/or as specified herein.

All work shall be in accordance with the latest editions of ACI 301, ASTM A615, and ASTM A185.

Reinforcing steel shall be intermediate grade 40, unless otherwise shown.

Reinforcing wire shall be gauge and spacing indicated.

Reinforcement bars and W.W.F. shall confirm to the sizes and spacings as shown.

Field bending and cutting will be permitted if performed in accordance with above listed code.

Reinforcement shall be free from dirt, oil, paint, grease, mill scale, and loose or thick rust when concrete is placed.

D.

Welded wire fabric shall be hooked and/or supported during the placement of concrete slabs to insure proper embedment as detailed.

E.

Anchorage and accessories shall be accurately placed as shown and held rigidly in position during placing of concrete.

F.

Depth of cover, radius of bend, and deformations shall be in accordance with ACI-381-20 (2" cover, 6" diameter).

SECTION 03 3000 - CAST IN PLACE CONCRETE

03 3100 - STRUCTURAL CONCRETE

3113 HEAVYWEIGHT STRUCTURAL CONCRETE

The work required under this section consists of furnishing and installing all cast-in-place concrete, including curing and finishing of concrete as shown on the drawings and/or as specified herein.

All work shall be in accordance with the latest editions of ACI 301, ACI 305, ACI 306, ACI 318, and ACI 530.

Aggregate shall conform to the requirements of ASTM C-33, and shall be graded from fine to coarse within designated limits. Coarse aggregate size #467.

Portland Cement shall comply with ASTM C150, Type 1. Supplier shall provide mill certification of compliance with specification.

Water shall be clean, fresh, and free from injurious amounts of minerals or foreign substances.

Additives, air entrainment agents shall comply with ASTM C-260.

Concrete sealer shall be Professional Water Sealant or equal as manufactured by Sein

Chemicals, Inc., Concrete Mix Design

1.

All concrete shall have a minimum "compressive strength" of 3000 psi at 28 days.

2.

Concrete shall be air-entrained and shall contain not less than 3% and not more than 6% entrained air determined by test procedure ASTM C-231. Chace Air Indicator (AASHTO T199) is not acceptable as a substitute for the above test.

3.

The design of the concrete mixture shall be the responsibility of the contractor.

"Ready-Mixed Concrete" may be employed if the time interval between mixing at the plant and discharge into the form does not exceed 1-1/2 hours.

All concrete shall be placed within 1-1/2 hours from the time of mixing.

No concrete shall be placed after it has started its initial set.

No concrete with a temperature above 90 degrees shall be placed.

Concrete shall be placed in such a manner as to avoid segregation of the mixture.

Concrete shall be spread in horizontal layers when practicable.

No concrete shall be freely dropped more than 5 feet.

Depositing a large quantity of concrete and flowing or working it along the forms will not be permitted.

Mechanical vibrators shall be used for consolidation of concrete.

Concrete shall be consolidated within 15 minutes after placement.

If consolidation of concrete with mechanical vibrators is impractical, hand tamping, rodding, and spading will be permitted.

A minimum of two vibrators, in working order, shall be on the job during concrete placement.

Concrete shall be placed and protected as specified for temperature conditions.

Concrete plant standards and tuck mixer and agitator standards shall be as recommended by the National Ready Mix Association.

G.

Finishing

All finishes shall be made without use of cement or other dusting materials.

Concrete shall be struck to proper grade and finished as shown on drawings.

At all exposed formed surfaces, remove all ties, fill all form tie holes and imperfections, i.e., "honeycombing," with dry cement mortar, remove all lines, and then "sack" or finish to match adjacent surfaces.

4.

Apply waterproofing sealant in strict accordance with the manufacturer's recommendations.

H.

Concrete shall be protected against rapid drying and kept moist for seven days by covering with curing paper with edges sealed, burlap, canvas, or be sprinkling. Waterproofing sealant may be used as curing compound when recommended by the manufacturer.

DIVISION 13

SPECIAL CONSTRUCTION

SECTION 13 4000 - INTEGRATED CONSTRUCTION

13 4300 - BUILDING MODULES

13 4313 BATHROOM UNIT MODULES

PART 1 – GENERAL

A. Contractor shall assemble and install a pre-fabricated bathhouse building kit. Building kit will be delivered to job site, unloaded by contractor, and assembled / installed by the Contractor in accordance the with manufacturer’s recommendations. The pre-fabricated building kit is a Sierra IV Multi-User Restroom supplied by Romtec, Inc.

B.

The work required under this section consists of assembling and installing the pre-fabricated building kit as shown on the drawings and/or as specified herein.

C. Contractor shall coordinate with the building kit manufacturer for the delivery, placement, and installation of the building.

A. All plumbing and electrical connections shall be made by licensed plumbers and electricians in accordance with building kit manufacturer’s instructions and/or as specified herein.

B. Provide Material Data Safety Sheets of all chemicals (including paints, caulks and adhesives) used. Post one copy on site for each chemical stored on site.

PART 2 – PRODUCTS

A.

Bedding and leveling course material beneath the building and concrete walks shall be graded 21A crushed or screened aggregate.

PART 3 – EXECUTION

A.

Excavation for bedding and leveling course material beneath the building and concrete walks shall be as shown on the drawings.

B.

Compact natural ground at bottom of excavation with a minimum of three passes of approved wacker-type mechanical tamper.

C.

Compact bedding and leveling course material beneath the building and concrete walks with a minimum of two passes of approved wacker-type mechanical tamper.

D. Compacted bedding and leveling course material beneath the building and concrete walks shall be a minimum of six inches thick. Building floor thickness(es) is as shown on the plans. Concrete walks shall be five inches thick.

E. Building walls, floors, and roof shall be cleaned following installation by brushing with soap and water.

PART 4 - QUALITY ASSURANCE

A. ACI-318-02, “Building Code Requirements for Reinforced Concrete”.

B. ANSI/ASCE-7-02 “Building Code Requirement for Minimum Design Loads in Buildings and Other Structures”.

C. International Building Code (Latest Edition).

D. Concrete Reinforcing Institute, “Manual of Standard Practice”.

E. Building fabricator must have a minimum of 5 years’ experience assembling and installing pre-fabricated building kits similar in size, scope, and complexity as the unit detailed herein.

F. No alternate building designs to the pre-engineered/fabricated Romtec building kit will be allowed unless pre-approved by the owner 10 days prior to the bid date.

PART 5 - SUBMITTALS

A. Submit for approval: Stamped, engineered drawings showing all details and including accessories, sealed by a professional engineer, licensed to practice in the state where the project is located.

B. Submit building manufacturer’s installation and maintenance instructions.

C. Submit manufacturer’s information sheets, specifications, and maintenance data for all accessories.

D. Submit color samples for CORs selection/approval of colors.

PART 6 – PRODUCTS

MATERIALS

A. Concrete: Per manufacturer specifications B. Reinforcing Steel: Per manufacturer specifications C. Caulking: Joints shall be caulked on exterior and interior surfaces per the building kit manufacturer’s specifications. Interior joints shall be caulked with a paintable silicone based caulk. Exterior joints shall be caulked with a tripolymer sealant caulk which compliments the exterior color(s).

ACCESSORIES

A. Doors and Frames: As supplied by kit manufacturer.

B. Door Hardware: As supplied by kit manufacturer

FINISHES

A. Interior of Building: As specified by customer and as supplied by kit manufacturer.

B. Exterior of Building: As specified by customer and as supplied by kit manufacturer.

PART 7 – EXECUTION

SITE PREPARATION

A. Stake building location for approval before beginning construction.

B. Pre-fabricated building shall bear fully on its reinforced concrete foundation, dimensions and depth as specified by the manufacturer’s plans.

C. The soil under the reinforced concrete foundation shall be compacted and have minimum bearing capacity as specified on the manufacturer’s plans.

D. Provide positive drainage away from the building on all sides.

SITE ACCESS

A. Verify with pre-fabricated building kit supplier that the site preparation is adequate for building kit delivery and by the Supplier prior to delivery.

B. Verify that the Suppliers delivery trucks can access positions adjacent the building site. Verify that there is adequate bearing firmness and clearance within the building site area to unload the building kit components. Contractor shall make any required additional adjustments for access, clearance, and support as needed once delivery trucks arrive on site.

C. Contractor must provide level unobstructed area large enough for delivery tractor-trailer(s) to park adjacent to building site. Coordinate with Supplier if transfer of the building from highway legal trailers to short trailers, use of alternate cabs, or use of a crane or multiple cranes is advantageous compared to the required level of site preparation to bring highway trailers into the building site.

DIVISION 22

PLUMBING

SECTION 22 0000 - GENERAL

22 0800 - COMMISSIONING OF PLUMBING

0810 COMMISSIONING OF SANITARY SEWERAGE

0810.22 Leakage Testing of Sanitary Waste and Vent Piping

PART 1 - GENERAL

A.

The work required under this section consists of leakage testing as shown on the drawings and/or specified herein.

A. Gravity Sewer and DWV Pipe

A water test shall be applied to the system in sections. Each opening shall be tightly plugged except the highest opening of the section under test. In testing each successive section, at least the upper ten feet of the preceding section shall be retested so that all but the uppermost 10 feet of the system shall have been submitted to a test of not less than a 10 foot head of water.

2.

The water level shall remain constant for no less than 30 minutes.

SECTION 22 1000 - PIPING

22 1300 - FACILITY SANITARY SEWERAGE

1316 SANITARY WASTE AND VENT PIPING

The work required under this section consists of furnishing and installing waste, drain, and vent piping to the building unit and other amenities as shown on the drawings and/or specified herein.

PART 2 - PRODUCTS

A. Waste, drain and vent pipe shall be PVC Schedule 40.

Pipe Laying in Trench

Before the pipe is laid in the trench, the earth forming the bed shall be freed of stones, roots, etc. The pipe shall then be evenly bedded in the earth to leave a uniform support for the entire length of the pipe, except at couplings under which a recess shall be excavated to a sufficient depth to relieve it of any load and to allow ample space for making the joint. Pipe shall not be raised by ramming earth beneath it.

Preparatory to making pipe joints, all surfaces of the pipe and jointing material to be joined shall be clean and dry. Lubricants, primers, adhesives, etc., shall be used as recommended by the pipe and/or joint manufacturer's specifications. The joints shall be made and a watertight joint obtained.

When the pipe has been bedded and the joint made, the recess under the couplings shall be refilled with earth and tamped on each side of the pipe to hold it securely in place. Care shall be taken not to disturb the position of the pipe during this process.

Backfill shall be done in 6" layers, loose measurement, and compacted to the density of adjacent natural ground.

5.

Trenches shall be kept water free and dry during bedding, laying, jointing, and backfilling.

6.

At the end of each work day, and when left unattended, all open ends of the pipes will be covered to prevent entrance of trash and/or wildlife.

7.

Connections will be made to the existing and/or constructed facilities according to standard plumbing practices. Any connections made between different pipe material shall be made using connectors or adaptors designed for the purpose of connecting the two different types of pipe.

Installation shall be in accordance with manufacturer's recommendations, drawings, and/or as specified in other sections.

DIVISION 26

ELECTRICAL

SECTION 26 0000 - GENERAL

26 0500 - COMMON WORK RESULTS FOR ELECTRICAL

0519 LOW VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES

Installation shall be complete with all necessary labor and materials included to provide a fully operational electrical system.

All work shall be done in accordance with the latest edition of NFPA 70 NEC.

Conductors shall be SE or THWN as applicable, copper wire. The minimum wire size shall be 12 AWG.

1. Conductors shall comply in all respects with current IPCEA Standards, as applicable.

2. Grounding conductors shall be required for all circuits.

All work shall be done by or under the direct supervision of a licensed electrician.

Installation shall be in accordance with manufacturer's recommendations, drawings, and/or as specified in other sections herein.

0533 RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS

0533.13 Conduit for Electrical Systems

Installation shall be complete with all necessary labor and materials included to provide a fully operational electrical system.

All work shall be done in accordance with the latest edition of NFPA 70 NEC.

Conduit shall be Intermediate Metallic Conduit (IMC) or Rigid Non-Metallic Conduit (RNMC or RPVC). Only Schedule 80 RNMC or RPVC shall be used exterior to the building. Schedule 40 may be used in the interior where not subject to physical damage. EMT or ENT shall not be used. Fittings shall be screwed, compression, or solvent weld type. No setscrew type fittings are allowed.

All work shall be done by or under the direct supervision of a licensed electrician.

Installation shall be in accordance with manufacturer's recommendations, drawings, and/or as specified in other sections.

SECTION 26 2000 - LOW VOLTAGE ELECTRICAL TRANSMISSION

26 2100 - LOW VOLTAGE ELECTRICAL SERVICE ENTRANCE

2116 LOW VOLTAGE UNDERGROUND ELECTRICAL SERVICE ENTRANCE

PART 1 - GENERAL

A.

The work required under this section consists of furnishing and installing all necessary materials for complete underground electrical service to the building as shown on the drawings and/or as specified herein.

B. Contractor shall have all existing underground electric lines located prior to excavation.

C. Contractor shall provide a new electric service including needed trench excavation, conduit, identification tape, backfill, and any other labor, equipment, and materials necessary in accordance with requirements.

D. Materials furnished for inclusion in the work shall have been designed, built, and tested in accordance with applicable NEMA and IEEE Standards, shall be approved and labeled by the Underwriter’s Laboratories, Inc., and shall be new.

A. Conductors shall be SE or THWN copper as applicable and sized in accordance to the latest edition of NFPA 70 NEC.

1. Conductors shall comply in all respects with current IPCEA Standards, as applicable.

2. Grounding conductors shall be required for all circuits.

Conductors shall be encased in conduit. Conduit shall be Intermediate Metallic Conduit (IMC) or Rigid Non-Metallic Conduit (RNMC or RPVC). Only Schedule 80 RNMC or RPVC shall be used exterior to the building. Schedule 40 may be used in the interior where not subject to physical damage. EMT or ENT shall not be used. Fittings shall be screwed, compression, or solvent weld type. Setscrew type fittings are not allowed.

Service Disconnect shall be a 200 Amp Circuit breaker installed on the power distribution panel mounted on the existing service equipment mounting board.

C.

Surge Arrestor shall be Square D QO2175SB (for QO panel), HOM2175SB (for Homeline load center) or SDSA1175 (all other panels) as applicable.

D.

Pull boxes shall be furnished and installed as necessary and/or as shown on the drawings.

PART 3 - EXECUTION

A.

Equipment specified in this section shall be installed in accordance with the manufacturer’s recommendations at the locations shown on the drawings.

B. Installation shall comply with the latest edition of NFPA 70 NEC for Service Entrance requirements.

C. Contractor shall provide trench excavation, conduit, identification tape, backfill, and exterior electric panels as shown on the drawings, and any other labor, equipment, and materials necessary in accordance with ESP requirements.

D. All installed systems shall be tested to ascertain that they are installed properly before power is applied.

E. All noncurrent carrying metal parts of electrical equipment shall be grounded per the latest edition of NFPA 70 NEC.

F. Initial stub up of the electrical service conduit shall be in accordance with Romtec building installation requirements. Service entrance cabling shall be pulled and connected after building assembly and connection of the conduit stub with additional conduit up to the building service entrance panel.

G. Install a Secondary Surge Arrestor in the Service Panel. Surge Arrestor shall be Square D QO2175SB (for QO panel), HOM2175SB (for Homeline load center) or SDSA1175 (all other panels) as applicable.

DIVISION 31

EARTHWORK METHODS

SECTION 31 1000 - SITE CLEARING

31 1100 - CLEARING AND GRUBBING

PART 1 - GENERAL

A.

The work required under this section consists of clearing and grubbing as shown on the drawings and/or as specified herein.

PART 3 - EXECUTION

A. Clearing and grubbing shall consist of clearing the designated area of trees, brush and other vegetation, rubbish and all objectionable material within 10 feet of the building unless flagged, and shall include grubbing stumps larger than 3" in diameter and matted roots. Additional trees needing removal for delivery, unloading access, and building assembly shall be done at the direction of the COR.

B. Shrubs and tree slash removed for site preparation may be scattered according to the following requirements. Scatter slash outside the clearing limits without damaging trees. Limb all logs. Pull all tree stumps. Place logs and stumps away from public areas. Place logs and stumps so they will not roll, and are not on top of one another or against other trees. Limb and scatter construction slash to reduce slash concentrations and to present a natural appearance. Do not burn or bury construction slash.

31 1400 - EARTH STRIPPING AND STOCKPILING

1413 SOIL STRIPPING AND STOCKPILING

1413.13 Topsoil Stripping and Stockpiling

PART 1 - GENERAL

A.

The work required under this section consists of stripping and stockpiling topsoil as shown on the drawings and/or as specified herein.

PART 2 - EXECUTION

A. The upper 4 to 8" of the topsoil from the area shall be stripped from all excavation areas and stockpiled for final grading. Topsoil shall be stockpiled in an open area and at a location that will not cause tree damage during transport to/from the excavation location and stockpile location.

B. If the parking lot is used for stockpiling topsoil, the topsoil shall be placed on a tarp instead of directly on the pavement to allow complete and clean removal from the asphalt. No metal tracked vehicles shall be used on the asphalt.

C. Stockpiled topsoil shall be covered with an impermeable weighted tarp to provide erosion control.

SECTION 31 2000 - EARTH MOVING

31 2300 - EXCAVATION AND FILL

2333 TRENCHING AND BACKFILLING

PART 1 - GENERAL

A.

The work required under this section consists of excavating trenches and backfilling for proposed utility lines as shown on the drawings and/or as specified herein.

PART 2 - PRODUCTS

A.

Plastic identification tape shall be 2" minimum width, clearly labeled to specifically identify type of utility, and to have the capability of being located by a metal detector when installed over non-metallic pipe.

B.

Selected backfill shall be VDOT #10 and common backfill shall be free of all rock 2” and larger.

PART 3 - EXECUTION

A.

Trenches shall be excavated through any or all materials regardless of natural substances.

1.

A firm, full length support shall be formed for all underground pipe.

2.

At paved roadway crossings, asphalt concrete shall be saw cut.

3.

Curving of pipe shall be according to the manufacturer's recommendations.

4.

If the bottom of any excavation is taken out beyond the limits shown on the drawings, it shall be backfilled and compacted to the density of adjacent undisturbed material to the grade of the pipe with VDOT #10.

5.

Where excavated material is rock or other unsatisfactory bedding material the trench shall be excavated below the final grade of the pipe invert a distance of 6" at the contractor’s expense. The trench shall then be backfilled and compacted to density of adjacent undisturbed material to the grade of the pipe with VDOT #10.

B.

The contractor shall take all precautions to assure that water does not accumulate in trenches while utility lines are being constructed.

C.

Backfill operations shall meet the following requirements.

1.

Any pipe damaged by backfill operations shall be replaced with new pipe.

2.

Identification tape shall be buried 12" below grade and run continuously.

3.

Trenches shall be bedded to the proper elevation for installing the pipe with select backfill.

4.

After the pipe is installed, select material shall be placed beside the pipe in layers not exceeding 6" and compacted as shown on drawings and/or as specified herein.

5.

Trenches shall be mounded an amount not to exceed 4"-6” from surrounding undisturbed ground except at road and trail crossings.

6.

At gravel and native material road and trail crossings, trenches shall be mounded an amount to allow for settlement from traffic as directed by the COR.

7.

At paved road and trail crossings, all backfill shall be compacted to 90% maximum density as determined by ASTM D-698. The top 6” of the trench shall be brought to grade with compacted asphalt concrete (VDOT SM-2A) in layers not exceeding 3” maximum thickness. The asphalt (175 F min.) shall be compacted with mechanical equipment to a uniform density while the air temperature is 40 F min.

D.

Backfilling shall not be performed on any section of utility line without prior open trench inspection and approval by the COR.

2316 EXCAVATION

2316.16 Structural Excavation for Minor Structures

PART 1- GENERAL

A.

The work required under this section consists of excavation for structures as shown on the drawings and/or as specified herein.

B.

All surplus excavation shall be disposed of on or about the construction site as much as possible. Any excess material shall be removed to a location within 5 miles of the project site as directed by the COR.

PART 3- EXECUTION

A.

Strip all vegetation and deposit large material as specified in 1413.13 above. The upper 4 to 8" of the topsoil from the area shall be stockpiled for final grading.

B.

Excavation shall produce surfaces to line and grade as shown on drawings. All excavated areas shall drain when weather is such that water may collect in holes and ditches.

C.

The root structure of all existing trees that are to remain shall not be disturbed. No excavated or fill material shall be piled under the dripline of any trees.

D.

When all exterior earthwork is completed, the contractor shall give the entire site a final dressing to assure that all surfaces are in accordance with the elevations indicated on the drawings.

1.

Finish grades adjacent to the building and sidewalks shall be sloped a maximum of 4:1 to provide surface drainage away from the building in all directions.

2.

Use the topsoil previously stripped from the site for the upper layer of fill for finish grades.

3.

Rake and shape the backfill and prepare site for seeding and mulching.

2323 FILL

2323.13 Backfill

PART 1- GENERAL

A.

The work required under this section consists of backfill and compaction for structures as shown on the drawings and/or as specified herein.

B.

Contractor shall remove all unsuitable material not meeting compaction requirements and backfill with suitable material.

C.

Contractor shall supply any additional suitable backfill and/or topsoil necessary to bring and fill to grade and shape around the structure. A borrow area will be located within 5 miles of the project site as directed by the COR.

PART 2- PRODUCTS

A.

Backfill Material

1. The material for fills shall consist of a mixture of soil, gravel, talus rock, disintegrated granite, semi-gravel, caliche, shale, scoria, clinkers, cinders, or other suitable material.

2.

The material shall be free from organic vegetative matter.

3.

The maximum size of any particle shall not be greater than 2" in diameter.

4. Oversize material may either be removed or broken down to the specified dimensions by any method which accomplishes a reduction to that size.

5.

The removal or the breakdown of oversize material to the specified size shall be done at the material source.

6.

Contractor shall furnish any additional suitable material to backfill and shape under and around the finished structure and the stockpiled topsoil may be reused.

PART 3- EXECUTION

A. Exterior fills shall be constructed to drain.

B. Backfill around structures and supports shall be done in 6" lifts and compacted to 90% of maximum determined by

ASTM D-698.

C. When all exterior earthwork is completed, the contractor shall give the entire site a final dressing to assure that all surfaces are in accordance with the elevations indicated on the drawings.

1.

Finish grades adjacent to the building and sidewalks shall be sloped a maximum of 4:1 to provide surface drainage away from the building in all directions.

2.

Use the topsoil previously stripped from the site for the upper layer of fill for finish grades.

3.

Rake and shape the backfill and prepare site for seeding and mulching.

DIVISION 32

EXTERIOR IMPROVEMENTS

SECTION 31 9000 - PLANTINGS

32 9200 - TURF AND GRASSES

9219 SEEDING

PART 1 - GENERAL

A. The work required under this section consists of seeding, fertilizing, and mulching all bare soil areas disturbed by construction as shown on the drawings and/or as specified herein.

B. Final seeding, fertilizing, and mulching will occur during the specified seeding seasons and must be witnessed by a Forest Service representative.

PART 2 - PRODUCTS

A. Seed shall be Virginia certified seed (bag tags attached).

Mixture Purity Rate - lbs./1000 ft² Annual Rye 99% 1

Creeping Red Fescue 97% 5

B.

Fertilizers shall be delivered to the site in unopened, original containers, each bearing guaranteed analysis of the contents. Fertilizer shall be commercial pelletized, slow releasing types containing 10% nitrogen, 10% phosphoric acid, and 10% potash by weight.

C. Mulch shall be straw. Straw shall be from grain crops that are free from noxious weeds, mold, or other objectionable material(s). Straw mulch shall be in a dry condition and suitable for placing with mulch blower equipment or by hand.

PART 3 - EXECUTION

A. Seed - 6 pounds/1,000 square feet.

B. Fertilizer - 20 pounds/1,000 square feet.

C. Pelletized limestone - 91 pounds/1,000 square feet.

D. Mulch – 1.5 (70-90 pounds) bales per 1000 ft².

E. Application

1. Seed shall be evenly spread at the specified rate.

2. Fertilizer shall be evenly spread and lightly raked into the prepared finish grade.

3. Mulch shall be evenly spread immediately after the seeding has been completed.

4. Seeding and planting shall be done only between March 30 - May 30 and August 15 - October 15. Season may be adjusted when approved by the COR.

5. A minimum of 80% germination is required before acceptance by the COR.

DIVISION 33

UTILITIES

SECTION 33 0000 – UTILITIES (GENERAL)

33 0800 - COMMISSIONING OF UTILITIES

0810 COMMISSIONING OF WATER UTILITIES

0810.22 Leakage Testing of Water Service Connection

PART 1 - GENERAL

A.

The work required under this section consists of leakage testing as shown on the drawings and/or as specified herein.

Water and Pressure Pipe Procedure

1. Slowly fill each valved or plugged section of pipe with water and apply the test pressure, measured at the point of lowest elevation, by means of a pump connected to the pipe.

a. The test pressure at this point shall be 150 psi but not less than 1.25 times static pressure at the lowest point in the test section.

b. The pump is to take suction from the small tank or other suitable means for measuring water pumped into the system.

2. Prior to beginning the test time measurement, operate all hydrants, taps, etc. to bleed entrapped air from the system. Operate pump continuously during bleeding operations to maintain test pressure in the system.

3. After eliminating air from the system, measure and record the water…