Appendix A.pdf

USDA Forest Service Supplemental Specifications

PART III - APPENDIX A

Supplemental Specifications

For

EAGLE POINT LOOKOUT

REPAIRS

U.S.D.A. FOREST SERVICE

CLEARWATER NATIONAL FOREST

April 2010

EAGLE POINT LOOKOUT REPAIRS

Clearwater National Forest

Idaho

USDA FOREST SERVICE SUPPLEMENTAL SPECIFICATIONS

TABLE OF CONTENTS

TABLE OF CONTENTS…………………………………………………….……2

SELECTIVE DEMOLITION - SECTION 01732…………………………………………….….3

EARTH WORK FOR TOILET INSTALLATION - SECTION 01980……………………….…7

EXCAVATION AND BACKFILL FOR UTILITIES - SECTION 02318………………….….11

TIMBER STRUCTURES - SECTION 05570……………………………………………….….13

FLOOR SYSTEM AND COATING - SECTION 07180…………………………………….…17

VAULT TOILET CONSTRUCTION AND INSTALLATION - SECTION 09800…………...20

LIGHTNING PROTECTION - GENERAL TECHNICAL PROVISION - SECTION 16010...30

GROUND RESISTANCE TESTING - SECTION 16650……………………………………...35

LIGHTNING PROTECTION SYSTEMS - SECTION 16675…………………………………41

GROUND CONNECTOR SYSTEM - SECTION 16800………………………………………56

SECTION 01732

SELECTIVE DEMOLITION

PART 1 – GENERAL

1.01 SUMMARY

1. This Section includes demolition and removal of the following:

a. Selected portions of a building or structure.

b. Selected site elements.

c. Repair procedures for selective demolition operations.

1.02 DEFINITIONS

1. Remove: Detach items from existing construction and legally dispose of them off National Forest Land, unless indicated to be removed and salvaged or removed and reinstalled.

2. Remove and Salvage: Detach items from existing construction and deliver them to Government.

3. Remove and Reinstall: Detach items from existing construction, prepare them for reuse, and reinstall them where indicated.

4. Existing to Remain: Existing items of construction that are not to be removed and that are not otherwise indicated to be removed, removed and salvaged, or removed and reinstalled.

1.03 MATERIALS OWNERSHIP

1. Except for items or materials indicated to be reused, salvaged, reinstalled, or otherwise indicated to remain Government property, demolished materials shall become Contractor's property and shall be removed from National

Forest Land.

1.04 PROJECT CONDITIONS

1. Government assumes no responsibility for condition of areas to be selectively demolished.

a. Conditions existing at time of inspection for bidding purpose will be maintained by Government as far as practical.

2. Hazardous Materials: It is not expected that hazardous materials will be encountered in the Work.

a. Hazardous materials will be removed by Government before start of the work.

b. If materials suspected of containing hazardous materials are encountered, do not disturb; immediately notify Contracting Officer (CO).

Hazardous materials will be removed by Government under a separate contract.

3. Storage or sale of removed items or materials on-site will not be permitted.

PART 2 – PRODUCTS

2.01 REPAIR MATERIALS

4. Use repair materials identical to existing materials.

a. If identical materials are unavailable or cannot be used for exposed surfaces, use materials that visually match existing adjacent surfaces to the fullest extent possible.

b. Use materials whose installed performance equals or surpasses that of existing materials.

PART 3 – EXECUTION

3.01 EXAMINATION

1. Verify that utilities have been disconnected and capped.

2. Survey existing conditions and correlate with requirements indicated to determine extent of selective demolition required.

3.02 PREPARATION

1. Site Access and Temporary Controls: Conduct selective demolition and debris-removal operations to ensure minimum interference with site area and other adjacent occupied and used facilities. Protect existing site improvements, appurtenances, and landscaping to remain.

3. Temporary Facilities: Provide temporary barricades and other protection required to prevent injury to people and damage to adjacent buildings and facilities to remain.

4. Temporary Enclosures: Provide temporary enclosures for protection of existing building and construction, in progress and completed, from exposure, foul weather, other construction operations, and similar activities. Provide temporary weathertight enclosure for building exterior.

5. Temporary Shoring: Provide and maintain interior and exterior shoring, bracing, or structural support to preserve stability and prevent movement, settlement, or collapse of construction to remain, and to prevent unexpected or uncontrolled movement or collapse of construction being demolished.

3.03 POLLUTION CONTROLS

1. Disposal: Remove and transport debris in a manner that will prevent spillage on adjacent surfaces and areas.

a. Remove debris from elevated portions of building by chute, hoist, or other device that will convey debris to grade level in a controlled descent.

2. Cleaning: Clean adjacent structures and improvements of dust, dirt, and debris caused by selective demolition operations. Return adjacent areas to condition existing before selective demolition operations began.

3.04 SELECTIVE DEMOLITION

1. General: Demolish and remove existing construction only to the extent required by new construction and as indicated. Use methods required to complete the work within limitations of governing regulations.

a. Neatly cut openings and holes plumb, square, and true to dimensions required. Use cutting methods least likely to damage construction remaining or adjoining construction.

b. Cut or drill from the exposed or finished side into concealed surfaces to avoid marring existing finished surfaces.

c. Locate selective demolition equipment and remove debris and materials so as not to impose excessive loads on supporting walls, floors, or framing.

2. Existing Facilities: Comply with CO‘s requirements for using and protecting other building facilities during selective demolition operations.

3. Removed and Salvaged Items:

a. Clean salvaged items.

b. Pack or crate items after cleaning. Identify contents of containers.

c. Store items in a secure area until delivery to Government.

d. Transport items to Government storage area designated by CO.

e. Protect items from damage during transport and storage.

4. Removed and Reinstalled Items:

a. Clean and repair items to functional condition adequate for intended reuse.

b. Pack or crate items after cleaning and repairing. Identify contents of containers.

c. Protect items from damage during transport and storage.

d. Reinstall items in locations indicated. Comply with installation requirements for new materials and equipment. Provide connections, supports, and miscellaneous materials necessary to make item functional for use indicated.

5. Existing Items to Remain: Protect existing items indicated to remain against damage and soiling during selective demolition. When permitted by CO, items may be removed to a suitable, protected storage location during selective demolition and reinstalled in their original locations after selective demolition operations are complete.

3.05 PATCHING AND REPAIRS

1. General: Promptly repair damage to adjacent construction caused by selective demolition operations.

2. Repairs: Where repairs to existing surfaces are required, patch to produce surfaces suitable for new materials.

a. Completely fill holes and depressions in existing masonry walls that are to remain with an approved masonry patching material applied according to manufacturer‘s written recommendations.

3. Finishes: Restore exposed finishes of patched areas and extend restoration into adjoining construction in a manner that eliminates evidence of patching and refinishing.

4. Floors and Walls: Where walls or partitions that are demolished extend one finished area into another, patch and repair floor and wall surfaces in the new space. Provide an even surface of uniform finish color, texture, and appearance. Remove existing floor and wall coverings and replace with new materials, if necessary, to achieve uniform color and appearance.

5. Ceilings: Patch, repair, or rehang existing ceilings as necessary to provide an even-plane surface of uniform appearance.

3.06 DISPOSAL OF DEMOLISHED MATERIALS

1. General: Promptly consolidate and store demolished materials. Protect stored materials to be removed. Do not allow demolished materials to be scattered around site.

2. Burning: Do not burn demolished materials.

3. Disposal: Transport demolished materials off National Forest Land and legally dispose of them.

END OF SECTION 01732

SECTION 01980

EARTH WORK FOR TOILET INSTALLATION

PART 1 GENERAL

1.01 RELATED WORK IN OTHER SECTIONS

1. Vault Toilet Construction and Installation R980

1.02 CODES AND REGULATIONS

1. All work shall comply with the rules and regulations of Federal, State, and local agencies having jurisdiction.

1.03 REFERENCE POINTS

1. Maintain all bench marks, monuments, and other reference points. If disturbed or destroyed, replace as directed by the COR

1.04 DESCRIPTION OF WORK

1. Excavation and backfill required in conjunction with vault toilets, culverts, and minor structures is included as work of this section.

2. ―Excavation‖ consists of removal of material encountered to subgrade elevations indicated and subsequent disposal of materials removed.

1.05 USE OF EXPLOSIVES

3. Do not bring explosives onto the site or use in work without prior written permission from COR.

4. Contractor is solely responsible for handling, storage, and use of explosive materials when their use is permitted.

2. PART 2 PRODUCTS

1.05 FILL MATERIAL

1. Common fill material shall consist of aggregates or soils free of rocks over 10 inches diameter, refuse, or decomposing materials (such as stumps or limbs, brush, etc.) which can be compacted effectively. All fill material should be approved by the COR prior to placement.

2. Bedding material shall consist of fine soil or sand without stone, dirt clods, or other material larger than 3/4‖ in any dimension, or commercially available crushed aggregate with all material passing a 3/4‖ sieve.

3. Backfill shall consist of any special materials shown on plans. If no special materials are designated, backfill shall consist of aggregates or soils free of rocks over 3‖ in diameter, refuse, or decomposing materials (such as stumps, limbs, brush, etc.) which can be compacted effectively. Backfill material shall be approved by COR prior to placement.

PART 3 EXECUTION

3.01 EXCAVATION

1. Earth excavation includes excavation of pavements and other obstructions visible on ground surface; underground structures, utilities and other items indicated to be demolished and removed; together with excavation to sub-grade elevation indicated, regardless of character of material or obstruction encountered.

2. Excavation for Structures:

a. Make excavation to dimensions and elevations indicated on drawings and extending a sufficient distance from footings and foundations to permit placing and removal of form work, installation of services, other construction, and for inspection.

b. While excavating for footings and foundations, take care not to disturb bottom of excavation.

3. Trim bottoms to required lines and grades to leave solid base to receive other work.

4. Excavation for on-grade slabs shall be sufficient to allow for fills and bases as indicated.

5. Excavation for culverts and other minor structures.

a. Excavate trench deep enough to accommodate culvert or structure plus any bedding materials and cover depth shown on plans.

b. Excavation shall be at least as wide as the culvert or structure plus 2 feet.

c. Excavation shall have smooth regular bottom graded to drain at slope and in direction shown on plans.

3.02 PLACEMENT OF COMMON FILLS

1. All areas to receive fills shall be scarified to a depth of 6 inches and moisture conditioned as required to obtain compaction.

2. Bring all fills to suitable elevations above grade to provide for anticipated settlement and shrinkage thereof.

3. Place materials in maximum 12‖ loose lifts and compact as specified in Section

3.5

3.03 PLACEMENT OF BACKFILL

1. Fill around culverts or minor structures shall be placed in maximum 8‖ loose lifts and compacted as specified in Section 3.5.

3.04 COMPACTION

1. Perform all compaction using compacting rollers, pneumatic or vibratory compactors, or other equipment and methods approved by the COR.

2. Compact soil to not less than the following percentages of maximum density for soils which exhibit a well-defined moisture density relationship (cohesive soils) determined in accordance with ASTM D 1557; and not less than the following percentages of relative density determined in accordance with

ASTM D 2049, for soils which will not exhibit a well-defined moisture-density relationship.

a. Building Slabs and Steps, Pavements, Culverts, & Minor Structures

1) Compact top 12‖ of subgrade and each layer of back fill or fill material at 90 percent maximum density for cohesive material or

95 percent relative density for cohesion-less material.

b. Vegetated Areas

1) Compact top 6‖ of sub-grade and each layer of backfill or fill material at 85 percent maximum density for cohesive soils and

90 percent relative density or cohesion-less soils.

c. Walkways and Roadbeds

1) Compact top 6‖ of sub-grade and each layer of backfill or fill material to at least 90 percent of maximum density for cohesive material or 95 percent of relative density for cohesion-less material.

d. Trench

1) Machine or hand compacting will be allowed except where hand compaction is specifically noted.

2) Place bedding material and other select material in 6-inch loose lifts. Other material shall be placed in maximum 8 inch loose lifts.

3) Machine compaction: Minimum of two passes with a whacker-type mechanical compactor or equivalent approved by COR.

4) Hand compaction: One pass over entire area with the following or equivalent approved by the COR.

1. Hand tamper weighing minimum of 8 pounds.

2. Maximum area of tamping foot-40 square inches.

3. Minimum gravity free-fall of tamper – 12 inches.

5) Maintain adequate moisture content in backfill and bedding material to ensure optimum densities of compacted material.

3. Where sub-grade or layer of soil material must be moisture conditioned before compaction, uniformly apply water to surface of sub-grade, or layer of soil material, to prevent free water appearing on surface during or subsequent to compaction operations.

3.05 GRADING

1. All areas covered by the project, including excavated and filled areas and adjacent transition areas, shall be reasonably smooth, compacted, and free from irregular surface drainage.

2. Deviations from elevations shown on plans shall be uniform in the direction of change for a distance of 201 feet and shall not exceed 0.30 foot.

3. Ditches, gutters, and swales shall be finished to provide surface drainage as shown on the Plans.

4. Slope grade away from structures 4 inches in 10 feet unless otherwise indicated.

3.06 TESTING

1. Field testing to determine in-place densities will be performed by the COR in accordance with AASHTO T205-64 or T238-76I and T239-76I.

2. Each compacted layer of backfill must be inspected by COR.

END OF SECTION 01980

SECTION 02318

EXCAVATION AND BACKFILL FOR UTILITIES

3. PART 1 – GENERAL

1.01 SUMMARY

1. This section specifies excavation and backfill for the ground wires, including excavation; furnishing, hauling and placing of backfill material; disposal of excess or unsuitable backfill material; and grading.

2. The disposal site, if required, is located on the site at a location staked by the

Contracting Officers Representative (COR).

3. Contractor to place Coke Breeze or other ground enhancements with backfill as shown on the drawings.

4. Class of Material.

a. Material to be excavated for installation of ground conductors and ground ring is unclassified.

1.02 PROJECT CONDITIONS

1. The materials investigation data shown on the Drawings is from Government conducted investigations, and is provided as information only. This information is subject to interpretation and should be considered as representative of the material only at the specific materials investigation test sites.

4. PART 2 - PRODUCTS

2.01 MATERIALS

1. Backfill Materials.

a. Backfill material shall contain no frozen or organic material and may be native earth, sand or crushed gravel with no particles greater than 2 inches in the largest dimension.

b. Select Excavated Material.

1) Excavated material from trenching, containing no rocks larger than 2 inches in largest dimension can be used as backfill.

c. Coke Breeze and specified ground enhancements as specified on the drawings and in Specification 16675.

5. PART 3 – EXECUTION

3.01 CONSTRUCTION

1. Excavation.

a. All trenches shall be excavated in reasonably close conformity with the lines and grades shown on the Drawings. Any shifting or change from the alignment and grade shown on the Drawings and staked on the ground must receive prior approval by the COR in writing.

2. Over excavation.

a. Restore to grade any over excavation by backfilling with select material.

3. Rock Excavation and Blasting.

a. Blasting for excavation will not be allowed. Excavation will be accomplished by mechanical means.

4. Excavated Material.

a. Pile excavated material at the side of the trench where it will give the best protection for the work. Leave adequate space between the toe of the spoil pile and edge of trench to prevent material from falling into the trench.

5. Backfill.

a. Do not begin placing backfill until installation of cable, connections and

Coke Breeze (or other ground enhancements) placement has been approved by the COR.

b. Before compacting backfill, prepare material to a water content that will permit proper compaction by either aerating the material if it is too wet, or spraying the material with water if it is too dry. Place backfill in 8 inch maximum lifts and compact by operating a mechanical tamper over it for a minimum of 3 complete passes. Do not compact material above conductor until there is a minimum of 6 inches of backfill over the conductor.

3.02 REPAIR/RESTORATION

1. Surface Restoration.

a. Mound final compacted trench backfill lift above finished grade.

2. Final Finish.

a. After the wire installation and backfill has been completed, finish all disturbed areas, except trench area required to be mounded, to a smooth, uniform grade and texture, well blended to the original contours, showing minimum evidence of construction activity.

3.03 CLEANING

1. Disposal of Excess of Excavation and Unsuitable Material.

a. Spread excess excavation, to a uniform depth over the area staked by the

COR.

6. PART 4 - MEASUREMENT AND PAYMENT

4.01 BASIS OF PAYMENT

1. Payment will be at the Contract lump sum price.

END OF SECTION

SECTION 05570

TIMBER STRUCTURES

Description

05570.01 Work. Furnish, fabricate, erect, and paint structural timber, including all required yard lumber and hardware.

05570.02 Requirements. Furnish material that conforms to the specifications in the following section.

Furnish the following compliance certificates to the CO upon delivery of the materials to the jobsite:

(a) Verification of compliance with grading rules and species of timber and lumber.

Provide certification by an agency accepted as competent by the American Lumber

Standards committee (ALSC).

(b) Lot certification of each charge for preservative, penetration in millimeters, and retention in kilograms per cubic meter (assay method) by a qualified independent inspection and testing agency.

(c) Certification from a qualified inspection and testing agency indicating that all glued laminated members are in accordance with the requirements of American National

Standard for Wood Products, ―Structural Glued Laminated Timber‖ (ANSI/AITC

A190.1) modified as SHOWN ON THE DRAWINGS.

(d) Such other certifications as SHOWN ON THE DRAWINGS or called for in the

SUPPLEMENTAL SPECIFICATION.

Incise all glued Laminated and solid sawn members thicker than 2 inches in accordance with AWPA standard C1, unless otherwise SHOWN ON THE

DRAWINGS.

Provide shop drawings for all timber 21 days in advance of fabrication when SHOWN ON THE

DRAWINGS or in the SUPPLEMENTAL SPECIFICATIONS. Show all dimensions and fabrication details for all cut, framed, or bored timbers.

Construction

05570.03 General. Furnish Structural lumber and timber of the required stress grade.

Clear stacks of weeds, rubbish, or other objectionable material from the ground under and in the vicinity of all stored material. Place the bottom layer of material at least 8 inches above the ground level. Provide sufficient support to prevent sagging.

Open-stack untreated material to shed water. Stack material in layers on spacers (stickers) that extend across the full width of the stack to allow for free air circulation. Align all stickers vertically and space them at regular intervals.

Close-stack treated material to shed water.

Protect material from the weather. If covered, use sheet material such as water-resistant paper or opaque polyethylene film. Do not cover with impervious membranes, such as polyethylene film, during dry weather. Slit individual wrapping full length or puncture on the lower side to permit drainage of water.

Store and protect glued laminated timber in accordance with the recommendation for Loading and Hauling, Job Site Storage, and Erection in ―Recommended Practice for Protection of

Structural Glued Laminated Timber During Transit, Storage, and Erection,‖ published by the

American Institute of Timber Construction, AITC 111.

Use slings or other devices to protect corners of heavy construction timbers and banded packages of heavy construction timber

05570.04 Treated Timber. Fabricate timbers before treatment. Handle treated timber according to the Consumer Information Sheet published by AWPA. Do not cut, frame, or bore treated timber after treatment unless approved by the CO. Handle treated timbers carefully and do not drop, damage outer fibers, or penetrate the surface with tools. Do not use cant dogs, hooks or pike poles.

After Fabrication all members shall be incised and pressure treated in accordance with AWPA C-2 for solid sawn members using Pentachlorophenol meeting AWPA P-8 using AWPA P-9

(Penetration shall be as specified in AWPA). Ensure that treatment meets the requirements in the current edition of the WWPI‘s ―Best Management Practices for the Use of Treated Wood in

Aquatic Environments.‖

Field treat all cuts, abrasions, bolt holes, and recesses that occur after treatment in accordance with the requirements specified in AWPA standard M4, Standard for the Care of Pressure-Treated

Wood Products. Plug all unused holes with preservative-treated plugs. Perform all field-applied preservation treatment with necessary precautions so as to prevent soil and/or water contamination.

05570.05 Untreated Timber. Field treat the following untreated timber surfaces in accordance with AWPA standard M4.

(a) All ends and tops, and all contact surfaces of post, sills, and caps.

(b) All ends, joints, and contact surfaces of bracing and truss members.

(c) All surfaces of timber bumpers and the backs of bulkheads.

(d) All other timber that will be in contact with the earth.

05570.06 Workmanship. Cut and form all lumber and construction timbers so all joints will have even bearing over the entire contact surface. Do not use shims in making joints. Construct all joints to be closed. Drive nails and spikes to set the heads flush with the wood surface. Use the same end, face, and edge of the timber member for all layout dimensions. Bore all holes from mating faces.

05570.07 Holes for Bolts, Dowels, Rods & Lag Screws. Bore all holes before preservative treating the wood unless otherwise directed by the CO. Bore holes for round drift bolts and dowels

1/16 inch smaller in diameter that that of the bolt or dowel to be used. Ensure that the diameter of holes for square drift bolts is equal to the side dimension of the bolt or dowel.

Bore holes for machine bolts with a bit 1/16 inch larger than the diameter, except when galvanized bolts are specified. In this case, drill holes 1/8 inch greater than the bolts size. Drill the depth of the lag screw bolt holes 1 inch less than the length of the screw, and with a bit diameter approximately 75 percent of the screw shank diameter.

05570.08 Hardware. Furnish the hardware as SHOWN ON THE DRAWINGS, as specified below.

(a) Bolts and Washers. Final tighten all nuts to provide proper bearing, and cut off excess bolts lengths of more than 1 inch. After final tightening, check or burr all bolts effectively with a pointing tool to prevent loosening of the nuts.

Use malleable iron washers with a diameter approximately four time the bolt diameter under all bolt heads or nuts in contact with wood, unless otherwise SHOWN ON THE

DRAWINGS.

(b) Galvanizing. Unless otherwise SHOWN ON THE DRAWINGS, ensure that all hardware for timber structures is galvanized, except for glued laminated deck panel dowels. Ensure that all fasteners, including nails, spikes, bolts, washers, and timber connectors are galvanized.

05570.09 Framing. Fill all gaps that occur between braces and post with treated blocks so that the bracing is securely fastened to the post.

05570.10 Timber Connectors. Split rings, shear plates, and spike grids shall be used in accordance with the Design Manual for Teco Timber Connectors. Grooving and dapping shall be accomplished with tools designed for the purpose.

05570.11 Bracing. Make all bracing bear firmly against the post or beam to which it is bolted.

Provide and place shims as necessary to prevent bending the bracing more than 1 inch out of line when bracing bolts are tightened.

Where the space between the bracing and the cap or pile is over 1 inch, use treated wooden shims of the proper thickness. Fabricate the wooden shims from White Oak of from the same treated wood used in the original structure. Do not use built-up wooden shims. Make wooden shims from a single piece of lumber with the width not less than 4 inches and the length not less then the width of the bracing measured along the cap or pile. Do not adze, trim, or cut any treated member to avoid the use of shims.

557.12 Stringers. Stringers shall be size matched at bearings and shall be positioned so that the camber is up and, if possible, so that the knots near the edge will be in the top portion of the stringer. Bridging between stringers shall be neatly and accurately framed and securely fastened.

SECTION 07180

FLOOR SYSTEM AND COATING

PART 1 – GENERAL

1.01 SUMMARY

This section describes the requirements for furnishing and installing a liquid applied waterproof, wear surface for the floor system.

1.02 SUBMITTALS

Product Data: Submit manufacturer‘s written specification and instructions for evaluating, preparing, and treating substrate, technical data, and tested physical and performance properties of waterproofing.

1.03 QUALITY ASSURANCE

Installer Qualifications: A qualified installer, approved by manufacturer to install manufacturer‘s products.

1.04 PROJECT CONDITIONS

Environmental Conditions: Apply waterproofing within the range of ambient and substrate temperatures recommended by waterproofing manufacturer. Do not apply waterproofing to a damp or wet substrate.

1.05 DELIVERY, STORAGE AND HANDLING

1. Store all coating materials in the original unopened containers at a temperature recommended by manufacturer, until ready for use.

2. Follow the special handling or storage requirements of the manufacturer for cold weather, hot weather, etc.

3. Safety: Refer to all applicable data, including, but not limited to MSDS sheets, PDS sheets, product labels, and specific instructions for specific personal protection requirements.

4. Ventilation: Provide adequate ventilation to prevent the accumulation of hazardous fumes during application.

5. Environmental requirements: Proceed with work of this section only when existing and forecasted weather conditions will permit the application to be performed in accordance with the manufacturer's recommendations.

1.06 WARRANTY

Special Warranty: A five-year no-leak warranty. Manufacturer's standard form in which manufacturer agrees to replace waterproofing material that does not comply with requirements or that does not remain watertight for period of five years after date of

Substantial Completion.

PART 2 - PRODUCTS

2.01 LIQUID URETHANE RUBBER WATERPROOFING

1. Primary waterproofing materials shall be products of a single manufacturer.

Secondary materials shall be recommended by the primary manufacturer.

2. Liquid applied urethane rubber compound – A weathering, fire retardant, two component elastomer intended for use on walking decks and applied on a plywood substrate. U-64 GacoFlex manufactured by Gaco Western, or equal.

Color is grey.

2.02 SECONDARY MATERIALS

1. Slip resistant additive: A hard (90 Rockwell Scale) non-crushable, non-extractable organic granule with a specific gravity of 1.3 Size 18 on 40, or equal.

2. Substrate: ½ inch A-C plywood installed over existing subfloor, unless otherwise approved by the Contracting Officer.

PART 3 - EXECUTION

3.01 SURFACE PREPARATION

1. Clean, prepare, and treat substrates according to manufacturer‘s written instructions. Provide clean, dust-free, and dry substrates for waterproofing application.

2. Prepare, fill, prime, and treat joints and cracks in substrates. Remove dust and dirt from joints and cracks according to manufacturer‘s recommendations.

3. Mask and protect all areas that are not to receive liquid waterproofing.

4. Provide a suitable work station to mix the coating materials.

3.02 INSTALLATION

1. Install 2 coats of liquid urethane rubber according to waterproofing manufacturer's written instructions and recommendations to a minimum overall dry film thickness of 25 mil. Power mixing for 2-3 minutes is required. Follow manufacturer‘s instructions for roller application and addition of slip resistant additive.

3.03 PROTECTION AND CLEANING

1. Do not permit foot traffic until product has cured in accordance with manufacturer‘s recommendation.

2. Protect flooring from damage and wear during remainder of construction period.

3. Clean spillage and soiling from adjacent construction using cleaning agents and procedures recommended by manufacturer of affected construction.

END OF SECTION 07180

SECTION 09800

VAULT TOILET CONSTRUCTION AND INSTALLATION

PART 1-GENERAL

1.01 SCOPE

This section includes specifications for the construction of a vault toilet.

1. Contractor shall supply all labor, tools, and equipment to furnish and install toilets as specified herein and shown on the drawings, included in the Indian

Hill Trailhead Contract.

1.02 RELATED WORK IN OTHER SECTIONS

1. Earthwork, Section R980(01).

1.03 SUBMITTALS

1. Submit shop drawings and/or manufacturer‘s literature for products and methods which differ from those shown on the DRAWINGS or in the

Specifications to the C.O.R. for approval at least 10 days prior to fabrication or ordering. Drawings or literature must be marked to show the exact model, size, etc., the Contractor proposes for use.

2. Submit manufacturer‘s literature, color chips, etc., of the following to the

C.O.R. for approval at least 10 days prior to ordering:

a. Door, louvered door vent, and door hardware.

b. Toilet riser, toilet seat and lid, grab bars, and paper holder.

c. Paint, interior and exterior.

d. Caulk, grout, and adhesive.

e. Concrete color additive, stains, concrete curing compound and concrete sealer

f. Vault sealer.

g. Vault exhaust pipe.

h. Gasket for vault cleanout lid.

PART 2 – PRODUCTS

2.01 CONCRETE FORMWORK

1. Forms shall be constructed of plywood, limber, or steel sheets or plates free of defects which could cause blemishes. Forms must be removable without injuring the concrete and must be constructed to maintain close to tolerances between mating surfaces of buildings components.

2. Form coating shall be non-staining type that will not leave residual matter on surface of concrete or adversely affect proper bonding of subsequent coatings, caulking, grout, or adhesive applied to concrete surfaces.

a. Coating containing mineral oils or other nondrying ingredients will not be permitted.

b. Typical acceptable products:

1. Nox-crete form coating-Nox-crete Company.

2. Arcal – Arcal Chemical Corporation.

3. Synthex – Industrial Synthetics Company.

4. QC Release- Burke Company.

2.02 CONCRETE REINFORCEMENT

1. Reinforcing steel shall meet the requirements of as SHOWN ON THE

DRAWINGS.

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

2.03 CONCRETE MIX REQUIREMENTS

1. Cement, aggregate, and water shall be proportioned to obtain concrete with good workability.

2. Concrete shall meet the following requirements:

a. Aggregate size shall be Coarse No. 67 (see Table 2, ASTM C33) or as approved by C.O.R.

b. Minimum cement content: 6.5 sacks per cubic yard..

c. Maximum water-cement ratio: 5.0 gallons per sack.

d. Air content: 4.0 to 7.0 percent by ASTM C231.

e. Minimum strength concrete: 3,000 PSI at 28 days.

f. Water shall be potable.

g. Admixtures:

1. Air-entraining, ASTM C260, such as but not limited to

―Protex,‖ ―Darex,‖ ―MB-VR,‖ ―Castle-VR,‖ or ―ADZ-Air.‖

2. Use of other admixtures is subject to approval by the C.O.R.

2.04 CAULKING, GROUT, ADHESIVE, AND MORTAR

1. Caulking shall remain flexible and non-sag at temperatures from -50° to +140°

Fahrenheit.

a. Exterior, roof peak joint and around exhaust pipe at roof: 100% silicone caulk. Clear GE Silicone II or equal.

b. Exterior joints, including roof/wall and wall panel joints and around exhaust pipe at slab: Siliconized acrylic caulking 14381,14803,14423 or equal.

2. Grout shall be non-shrink type and shall match color of surrounding concrete as nearly as possible.

3. Epoxy concrete adhesive shall be two component, rigid, non-sag gel adhesive gel for bonding to dry or damp surfaces, moisture insensitive. Color to match surrounding concrete as nearly as possible.

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

2.05 PAINT

1. Paint and accessory materials shall conform to Federal Specifications or be similar ―top-of-the-line‖ products of the manufacturers listed below. The

Government reserves the right to reject ―top-of-the-line‖ products which, in its opinion, are not comparable to the Federal Specification requirements.

a. Benjamin-Moore and Company

b. Columbia Paint Company.

2. Products used shall not contain more than 0.06 percent ( six hundredths of one percent) by weight of lead.

3. Paint color samples to be provided to COR for approval. Exterior paint color is

4. Dark Brown.

2.06 VAULT TOILET RISER

1. Toilet riser shall be constructed of seamless cross-linked polyethylene, complete with molded plastic heavy duty open-front seat and cover assembly, designed to fit hole in floor slab as shown on the drawings. Color: white or off-white. Top of toilet seat must be 18‖ above the floor, +- ½‖.

a. Part No. OD2020 (HANDICAP) with heavy duty cover as manufactured by Romtec, Inc., 15587 N. Bank Road, Rosenburg, OR 97470, Phone

503-496-3541, meets this specification.

b. Caulk and bolt toilet riser to floor slab as shown on the drawings.

2.07 GRAB BARS

1. Stainless steel tubing, 1-1/2 inch outside diameter, 18 guage, Type 304

Stainless Steel with satin finish, 1-1/2 inch wall clearance, 11 gauge Type

304 Stainless Steel concealed screw mounting flanges, equal to Bobrick

Series B-6206 or Bradley Series 812. Configuration shall be as shown on the drawings unless otherwise approved by the C.O.R.

2.08 TOILET PAPER DISPENSER

1. Bar-type toilet paper dispenser shall be constructed of stainless steel with satin finish, designed to hold three standard rolls of toilet paper. Holder shall not prevent the free turning of the paper rolls. Configuration shall be as shown on the drawings, or alternate of approved by the C.O.R.

2.09 STEEL DOORS

1. AS SHOWN on DRAWINGS

2. Door frames shall be knockdown or welded type, single rabbet, minimum 16 gauge zinc coated steel, width to suit wall thickness, equal to Steelcraft.

Provide three rubber door silencers on latch of frames.

3. Door hinges shall consist of 1 ½ pair wrought steel 4-1/2‖x4-1/2‖ adjustable tension, automatic-closing spring hinges for each door, US 26D finish.

4. Lockset:

a. ANSI A156.2 Series 4000, Grade 1 cylindrical lockset for exterior door.

b. Lever handle inside and outside.

c. Either handle operates latch unless outside handle is locked by push-button inside.

d. Push-button automatically releases when inside lever handle is turned or door is closed.

e. Emergency slot on exterior so door can be unlocked from the outside with a coin, screwdriver, etc.

f. Inside lever handle always active.

g. U.S. 26D finish.

h. Products which meet this specification include, but are not limited to:

Schlage D405, Rhode

2.10 WINDOWS AND VAULT CLEANOUT COVER

1. Window and cleanout cover frames shall be fabricated from steel and configured as shown on the drawings.

2. Window glazing shall be ¼ inch thick clear LEXAN polycarbonate.

3. Plate for vault cleanout cover lid shall be ¼ inch thick diamond plate steel configured so that it can be locked with a padlock. A neoprene gasket shall be provided around entire perimeter of lid to provide an air-tight seal.

2.11 SIGNS

1. Contractor shall provide signs of size, markings, and configuration as shown on the drawings, and of one of the following materials:

a. 1/8 inch thick aluminum with decal symbols. Provide two extra

(replacement) decals for each sign.

b. 1/8 inch clear LEXAN polycarbonate plastic, printed on the back side of the sign.

2. Color shall be white figure or lettering on colored background. Background color shall be dark brown.

2.12 VAULT EXHAUST PIPE

1. Vault exhaust pipe shall be polyethylene (PE) plastic pipe, 12‖ nominal size, 12.75‖ outside diameter, minimum 0.392‖ wall thickness, 32.5 standard dimensional ration (SDR), PE 308 high density, black color, UV stabilized.

a. DRISCOPIPE 1000 by Phillips meets this specification.

PART 3 – EXECUTION

3.01 CONCRETE FORMWORK

1. Support and brace forms sufficiently to prevent distortion of forms to pressure of the concrete during placement, vibrating of concrete, and the curing period.

2. Remove all snow, ice, dirt, sawdust, shavings, or other debris within the forms before placing concrete.

3.02 REMOVAL OF FORMS

1. The Contractor shall assume all responsibility for determining when to remove the concrete components from the forms without causing structural damage to the components. Buildings constructed with damaged components will be rejected.

3.03 REUSE AND COATING OF FORMS AND FORM LINERS

1. Thoroughly clean forms and form liners before each use.

2. Apply form coating and form release agent on all forms and form liners in accordance with the manufacturer‘s recommendations.

3.04 CONCRETE REINFORCEMENT

1. Details of reinforcement not shown on the drawings or as herein specified shall be in accordance with ACI 318.

2. Steel reinforcement shall be centered in the cross-sectional area of the walls and shall have at least one inch of concrete cover on the under surface of roof and floor. Provide diagonal reinforcement at openings.

3. Accurately place and adequately support reinforcing steel or strand in final position prior to starting placement of concrete. The maximum allowable variation for center-to-center spacing of reinforcement steel is ½ inch.

4. Use full lengths of reinforcing steel whenever possible and keep the number of splices to a minimum. When splices are necessary on long runs, splices shall be alternated from opposite sides of the component for adjacent steel bars.

Lap bars #4 or smaller a minimum of 12 inches. Lap bars longer then #4 a minimum of 24 bar diameters.

5. Bend bars cold unless otherwise approved by the C.O.R. No bars partially embedded in concrete shall be field bent except as shown on the drawings or approved by the C.O.R

3.05 COLD WEATHER CONCRETE

1. Cold weather concrete placement shall be in accordance with ACI 306 and as herein specified.

2. Do not place concrete if ambient temperature is expected to be below 35°F during the curing period unless heating equipment is readily available to maintain the concrete surface temperature of at least 45°F.

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

3.06 HOT WEATHER CONCRETE

1. The temperature of the concrete shall not exceed 80°F at time of placement, and when the ambient temperature reaches 90°F, the concrete shall be protected with moist covering or other methods approved by the C.O.R

3.07 PLACING AND CONSOLIDATING CONCRETE

1. C.O.R. must be given the opportunity to inspect forms after placement of reinforcing steel in forms. Notify C.O.R. at least 24 hours before any concrete placement to permit inspection.

2. Avoid segregation. Place in layers not more than 24 inches deep. Do not move concrete with vibrators or tampers.

3. Consolidate the concrete with suitable mechanical vibrators operating within the concrete or attached to steel forms. Vibrate at any point sufficiently to accomplish compaction, but do not prolong to a point where segregation occurs.

3.08 FINISHING CONCRETE

1. Interior Floor and Exterior Slab:

2. Strike flush to within 1/8 inch variation in 6 feet. Float and trowel slabs smooth until no marks remain. Apply a final light broom finish to exterior slabs only.

3. Cracks and Patching:

a. Cracks in concrete components caused by Contractor fabrications, shrinkage during curing, handling, and installation shall be cause for rejection if the Government determines that the crack affects the serviceability or structural integrity of the component.

b. Fill small holes, depressions, and air or rock pockets in all surfaces with non-shrinking Portland Cement based patching material while concrete is green and within one day of form removal. Patch shall match the color, finish, and texture of surrounding surface.

c. Patching will not be allowed on any component with holes, chips, or exposed reinforcement totaling more than 18 cubic inches or with any defects more than 2 inches deep. Those components will be rejected and must be replaced at Contractor‘s expense.

3.09 CURING AND HARDENING CONCRETE

1. Keep all concrete surfaces wet for at least six days after being placed.

Acceptable methods include ponding, wet burlap, curing paper, plastic sheets, and membrane curing compound. Other methods must be approved by the

C.O.R.

3.10 TESTS AND CERTIFICATION OF CONCRETE.

1. Contractor is responsible for testing and reporting results of tests as specified in Section 1.3.

2. Additional tests may be run by the C.O.R. , a designated representative, or a testing firm and will be the responsibility of the Government.

3. The Contractor shall provide at least 24 hours notice to the C.O.R. prior to placing any concrete so test arrangements may be made.

3.11 COLORED CONCRETE

1. All volumes of concrete shall be uniform in all respects to ensure consistency of the color of the finished concrete. All ingredients shall be weighed. Add color by weight as recommended by the manufacturer of the concrete color.

The mixing operation shall be adequate to uniformly disperse the color throughout each batch.

2. Wash and thoroughly clean the mixer and transporting equipment before mixing colored concrete. Repeat each time a change is made to a different color to avoid any carryover.

3.12 STRUCTURAL JOINTS

1. Joining details other than those detailed below will not be allowed unless approved by the C.O.R. prior to manufacture of buildings.

3.13 PAINTING

1. Apply materials in strict accordance with manufacturer‘s recommendations.

2. Examine work to ensure all surfaces are properly prepared to receive final finish.

3. Furnish and lay drop cloths in all areas where painting is being done to protect floors and other work from damage.

4. Painting shall NOT be done under the following conditions:

a. Outside in cold, frosty, foggy, or damp weather.

b. In winter, unless temperature is 50 F or over and surfaces are dry and hard.

c. In dusty areas.

5. Apply coats, additional to those shown in the Schedule of Finishes, when undercoats or other conditions show through final coat of paint, until paint film is or uniform finish, color, and appearance.

6. Schedule of Finishes:

a. Metalwork: Steel doors, door vents and frames, window frames, vault access lids and frames, and roof posts.

b. One coat metal primer.

c. Two coats alkyd oil enamel in color specified elsewhere.

d. Interior Concrete Surfaces:

e. Interior floor: Primer coat thinned two-component epoxy and minimum 2 coats of two-component epoxy paint.

f. Exterior Slab: 1 coat of clear penetrating sealer.

g. Exterior surfaces of building walls, roof trim, door trim, etc, will be painted with two coats. above.

7. Cleanup: Repair all defects and remove all paint splatters, etc.

8. Protect interior painted surfaces from direct exposure to sunlight and weather during manufacture, assembly, and installation.

3.14 VAULT TOILET AND RISER ACCESSORIES

1. Set riser in precast hole in floor slab. Place silicone caulk between toilet riser flange and concrete floor as shown on the drawings. Smooth all caulk joints into a concave surface with finger or tool. Bolts shall be size & type suitable for installation.

2. Attach grab bars and toilet paper holder to walls in locations shown on drawings. Fastening system must be able to withstand 300 pound loading of each grab bar and on top of toilet paper holder.

3.15 METAL DOOR AND FRAMES

1. Install steel door and frame in accordance with drawings and manufacturer‘s recommendations. Fit door accurately in frame. Mount louvers on door with cadmimum- or zinc-plated corrosion resistant Phillips head metal screws.

2. Install hardware in accordance with hardware manufacturer‘s instructions after finish paint work is completed. Install sweep on bottom of door and adjust so it contacts the floor when door is closed.

3. Adjust hinge tension after building is installed so that the maximum force necessary for pushing or pulling the door open is five pounds and the door takes at least three seconds to move from 70 degrees open within three inches of the latch. Verify smooth operation of the door and hardware. Adjust as necessary to provide smooth operation and required hinge tension.

3.16 WINDOWS AND VAULT CLEANOUT COVER

1. Install windows and vault cleanout cover as shown on the drawings.

2. After paint on frame and lid has completely cured, install neoprene gasket seal around perimeter of cleanout cover lid to assure gas-tight seal when lid is locked in place. Do not stretch seal material during application. Damaged, degraded, or non-air tight seals are not acceptable and must be replaced at the

Contractor‘s expense.

3.17 SIGNS

1. A. Install signs in cast-in recessed in toilet building walls as shown on the drawings, using tamper-proof masonry anchors at each corner.

3.18 EXHAUST PIPE INSTALLATION

1. A. Install exhaust pipe through roof, and seat in tapered hole in slab. Seal around pipe at top of roof with silicone caulk. Seal around pipe at top of slab using backer rod and silicone caulk.

END OF SECTION 09800

SECTION 16010

LIGHTNING PROTECTION - GENERAL TECHNICAL PROVISIONS

7. PART 1 – GENERAL

1.06 DESCRIPTION

A. Furnish all labor and material necessary for the installation, connection, testing and adjustment of all Lightning Protection equipment specified herein, shown, or noted on the drawings, specified or required in other portions of this specification and delivered to the

Government as a complete installation in all respects ready for use. Components and installation shall conform to U.L. 96 and 96A for U.L. Certification.

B. Coordinate all sections of Division 16 within the division and with all other divisions. All general technical provisions apply to all sections of this division.

1.07 REFERENCES

A. 02318 - Excavation and Backfill for Utilities

B. 16050 - Basic Materials and Methods

C. 16650 - Ground Resistance Testing

D. 16675 - Lightning Protection System

1.08 QUALITY ASSURANCE

A. Codes and Standards: All materials shall conform to the applicable current standards

(standard rules, regulations and specifications), National Fire Protection Association

(NFPA), National Electric Code (NEC). All materials shall bear the label of, or be listed by, the Underwriter's Laboratory, Inc., (U.L. (96 & 96a). Where conflicts exist between any of the above standards, the standard most stringent shall take precedence.

B. Resolve all conflicts with applicable regulations. Prepare and submit to the COR all additional clarifying details including substitute methods and materials as needed to secure the required approval and resolve conflicts.

C. All work shall be done by electricians licensed by the state with experience in grounding and working on high structures. This project requires that electrical contractor shall be a

U.L. Listed Installer. See U.L Inspection and Listing Requirements.

D. Inspections: Arrange for all inspections of the work by the local or state authority having jurisdiction over the construction. Final inspection and acceptance of the work will be made only after all certificates of inspections, including final certificate of acceptance of the work by the inspection authority have been forwarded to the COR.

E. Accepted Manufacturers: Where equipment is specified to be of certain manufacturer, similar equipment of other manufacturers normally engaged in this type of manufacture may be substituted. Substituted equipment shall comply with the specification. Furnish equipment performing the same function and rating (Air terminals, conductors and fittings, etc.) of the same manufacturer throughout the job. Components shall conform to the U.L.

Listing standard outlined in U.L. 96.

1.09 DRAWINGS

A. For clarity and legibility, the electrical layouts are essentially diagrammatic. The size and location of components are shown wherever possible. Make use of all the data in all the contract documents and verify information against actual field conditions. Install materials and equipment to conform to the available space.

B. Electrical drawings and layout may not necessarily suit the requirement of the particular manufacturer's equipment, which is installed. Modify wiring and location as required for proper installation.

C. Submit proposed modification to COR for approval and note change on record drawings prior to making such modification.

1.10 MATERIAL SUBMITTALS

A. Submit three sets of catalog cuts, shop drawings and manufacturer's…