04_McCain Access Road_Ware Malcomb Specs_02-22-24.pdf

Ware Malcomb McCain Access Road Breckenridge, CO

Construction Documents for GMP February 21st, 2024

1 of 4 SUMMARY 01 1000

SECTION 01 1000

SUMMARY

PART 1 – GENERAL

1.01 SECTION INCLUDES

A. Contracts.

B. Work Sequence.

C. Work Under Other Contracts, including Owner furnished work.

D. Owner’s Occupancy Requirements.

E. Contractor’s Use of Premises.

F. Construction Activity and Control.

G. Investigation.

1.02 RELATED DOCUMENTS

A. General: Subject to THE CONSTRUCTION CONTRACT, the requirements of the Contract Documents and Divisions 00 and 01 govern the Work of this Section.

B. Technical Specifications:

1. Specification Sections in Division 01 shall apply to other Specification Sections in Division 02 through Division 49, and any other Document as part of Project Manual.

2. Town of Breckenridge Road and Bridge Construction Specifications shall govern work not detailed in these Project Specifications.

1.03 DEFINITIONS

A. AIA Documents: Various Documents and Forms prepared by the American Institute of Architects (AIA).

B. Authorities Having Jurisdiction (AHJ): Federal, State and local municipality authorities, whose Codes and Regulations govern all aspects of the Project.

C. Delegated Design: Refer to design-deferred.

D. Design-Assist: For the purpose of this Project, the term shall mean a method where the Architect relies on expertise of the Contractor in assisting Architect with most suitable materials, assemblies and methods to finalize the Architect's design intent.

E. Design-Deferred: For the purpose of this Project, the term shall mean a method where the Contractor shall be responsible for finalizing engineering and producing necessary drawings and documents, and having reviewed by Authorities Having Jurisdiction, if required, of specific product or system, based on a design intent, performance or criteria set by Contract documents.

F. NIC – Not in Contract: Work that is under separate contract and not part of this Contract.

G. Occupancy: For the purpose of this Project, occupancy shall mean when the Owner has taken control of day-to-day operation and activity of its intended use and construction locks are removed and keyed locks are switched to Owner's Project requirements.

H. OFCI – Owner-Furnished Contractor-Installed: Referring to any work, equipment and devices, fixtures, furnishing and accessories that will be provided by the Owner but installed by the Contractor as part of this Contract.

I. OFOI – Owner-Furnished Owner-Installed: Referring to any work, equipment and devices, fixtures, furnishing and accessories that will be provided by the Owner and installed by the Owner, or its Contractor under separate contract, and are not part of this Contract.

J. Work by Others: Work that is under separate contract and are not part of this Contract.

Project Specifications

Construction Documents for GMP February 21st, 2024

2 of 4 SUMMARY 01 1000

1.04 CONTRACT/SCOPE

A. Work of this Contract comprises the general construction, including site improvement, of the following:

1. The Work consists of said Work, as indicated on the Drawings.

B. Construct the Work according to Contract Documents, which includes Drawings and

Specifications, including General and Supplementary Conditions documents.

C. Scope-of-Work:

1. The Contract Documents included herein is intended to describe a “complete” Project.

2. Consecutive and simultaneous construction activities are proposed for the Project area shown within the Contract Documents. Any references made within these Documents to “OFCI”, “OFOI” and “Work by Others” are for the purpose of coordination of contiguous Work.

a. Make every effort to verify all conditions of the jobsite, including, but not limited to, a clear understanding of all contiguous Work.

b. Take charge of responsibility for identifying and bringing to the attention of both the Owner and Engineer of potential conflicts in scheduling or other aspects of the performance of Work due to the effect of adjacent Work by Others.

1.05 WORK SEQUENCE

A. Construct Work in stages, if required, to accommodate the Owner’s occupancy requirements during the construction period.

B. Coordinate construction schedule and operations with the Owner and Engineer.

1.06 WORK UNDER OTHER CONTRACTS

A. The Owner reserves the right to enter into separate Contracts for related Work to be completed concurrently with this Contract, and includes, but is not limited to, the following:

1. Signage and graphics.

2. Data cabling, including security, and audio and visual.

3. Satellite communications equipment.

4. Furniture, Fixtures, and Accessories (FF&A).

5. Others as noted on the Drawings or as specified in the appropriate Specification Sections.

B. Items noted ‘NIC’, ‘OFCI’, ‘OFOI’ or ‘Work by Others’.

1.07 OWNER FURNISHED WORK

A. Owner's Responsibilities:

1. Coordinate with the Contractor relative to all said Work.

2. Arrange for and deliver Owner reviewed Shop Drawings, Product Data and Samples to the Contractor.

3. Prior to scheduling for delivery of Products, coordinate with Contractor delivery schedule and place for storage, expected condition of storage and responsibilities.

4. Arrange and pay for Product delivery to Project site.

5. On delivery:

a. For OFCI Products, inspect Products jointly with the Contractor.

b. For OFOI Products, handle and place Products in designated storage area.

6. Submit claims for transportation damage and replace damaged, defective or deficient items.

7. Arrange for Manufacturers' warranties, inspections and service.

B. Contractor's Responsibilities:

1. Coordinate Work with subcontractors and suppliers relative to all said Work.

Construction Documents for GMP February 21st, 2024

3 of 4 SUMMARY 01 1000

2. Coordinate Work with the Owner and its Consultants, Contractors and suppliers relative to all said Work.

3. Coordinate Work with Owner-furnished work.

4. Review Owner-reviewed Shop Drawings, Product Data and Samples.

5. Upon delivery of Owner-furnished Products:

a. For OFCI Products, receive, coordinate handling and unloading, and placement of Products in designated storage area; inspect for completeness or damage jointly with Owner.

b. For OFOI Products, let the Owner know of location of storage, and coordinate unloading and placement of Products in designated storage area. If necessary, assist on handling and placing Products in designated storage area.

6. After placement of Products in storage:

a. For OFCI Products, if necessary, repair or replace items damaged to satisfactory of Owner at no cost to the Owner.

b. For OFOI Products, ensure the storage area is secured.

7. Installation: Install OFCI Products. Assemble, if required.

8. Cleaning: Clean OFCI Products for Project Closeout.

1.08 OWNER’S OCCUPANCY REQUIREMENTS

A. Verify with the AHJ on the requirements of partial or whole occupancy for obtaining a Temporary Certificate of Occupancy (TCO). Ensure such Work is finished prior to issuance of the Certificate of Substantial Completion.

B. Prepare a Certificate of Substantial Completion for each specific area, as agreed, for acceptance by the Architect and occupancy by the Owner. The Certificate of Substantial Completion should include Punch List items for review by the Architect.

C. Prior to occupancy by the Owner, ensure that the agreed area is ready for occupancy and all mechanical, plumbing, electrical, fire protection and life safety, and all related Work, are fully functional and operational, and tests and inspections are successfully completed.

D. Obtain a TCO from the AHJ before Owner occupancy to facilitate OFCI item installation.

E. The Owner, upon occupancy of the area, will assume responsibility for insurance, maintenance, operation, and custodial service.

F. Obtain a final Certificate of Occupancy (CO) from the AHJ when all incomplete Work has been completed and the Owner and AHJ agree to any established conditions.

1. Include certificate signed and dated stating that to the best of Contractor's knowledge the Project complies with AHJ codes and regulations.

1.09 CONTRACTOR’S USE OF PREMISES

A. Use of the premises for construction operations of said Work, including use of the Project site, as approved by the Owner, during the construction period.

1. In case of existing occupied buildings, coordinate Work with the Owner.

B. Limit use of premises for Work and for construction operations and to allow:

1. Work by Others.

2. Access by Owner-authorized personnel.

3. Owner Occupancy.

4. Coordinate use of premises under direction of the Owner and AHJ.

5. Restrict time for performing the Work as agreed with the Owner and AHJ.

C. Confine equipment, storage of materials and operations of workers to limits directed by the Owner and as follows:

1. Do not bring materials shall onto the Project site until reasonably required for progress of the Work.

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2. Confine storage space to designated areas of the Project site. When the site is not in a condition to receive a material shipment, store materials properly elsewhere at no additional cost to the Owner, including insurance coverage for off-site storage. Secure permission from the Owner prior to any off-site storage of material.

1.10 CONSTRUCTION ACTIVITY AND CONTROL

A. Take control of construction activity to comply with requirements set forth by the AHJ including EPA (U.S. Environmental Protection Agency).

1. Reduce pollution by controlling soil erosion, waterway sedimentation and airborne dust generation.

2. Divert construction waste to recycling facilities to reduce the amount of waste and dispose to appropriate waste disposing facilities.

1.11 INVESTIGATION

A. Visit the jobsite to get acquainted with the site conditions.

B. If allowed by Owner, perform subsurface investigations to determine subsurface conditions.

Coordinate with Owner and perform any such investigations in such a way as to keep disruptions of existing operations to a minimum.

PART 2 – PRODUCTS

2.01 NOT USED

PART 3 – EXECUTION

3.01 NOT USED

END OF SECTION

TABLE OF CONTENTS

31 1000 - SITE CLEARING

31 2000 – EXCAVATION

32 1216 - ASPHALT PAVING

32 1313 - CONCRETE PAVING

33 1000 - WATER UTILITIES

33 4100 - STORM DRAINAGE UTILITY PIPING

33 4600 – SUBDRAINAGE

33 4700 - SITE SANITARY SEWER

Construction Documents for GMP February 21st, 2024

1 of 2 SITE CLEARING 31 1000

SECTION 31 1000

SITE CLEARING

PART 1 GENERAL

1.01 SECTION REQUIREMENTS

A. Traffic: Minimize interference with adjoining roads, streets, walks, and other adjacent occupied or used facilities during site-clearing operations.

B. Salvable Improvements: Carefully remove items indicated to be salvaged and store on Owner's premises where indicated.

D. Utility Locator Service: Notify Utility Notification Center of Colorado before site clearing.

F. Do not commence site clearing operations until temporary erosion and sedimentation-control and plant protection measures are in place.

G. Clearing and grubbing

I. Soil Stripping, Handling, and Stockpiling: Perform only when the topsoil is dry or slightly moist.

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION

3.01 PREPARATION

A. Protect and maintain benchmarks and survey control points from disturbance.

B. Protect site improvements to remain from damage. Restore damaged improvements to condition existing before start of site clearing.

C. Locate and clearly flag trees and vegetation to remain or to be relocated.

D. Protect remaining trees and shrubs from damage and maintain vegetation. Employ a licensed arborist to repair tree and shrub damage. Restore damaged vegetation. Replace damaged trees that cannot be restored to full growth, as determined by arborist.

E. Do not store materials or equipment or permit excavation within drip line of remaining trees.

G. Provide temporary erosion- and sedimentation-control measures to prevent soil erosion and discharge of soil-bearing water runoff or airborne dust to adjacent properties and walkways, according to the Stormwater Management Plan (SWMP), as approved by the Town of Breckenridge.

H. Locate, identify, disconnect, and seal or cap off utilities indicated to be removed.

1. Arrange with utility companies to shut off indicated utilities.

3.02 SITE CLEARING

A. Remove obstructions, trees, shrubs, grass, and other vegetation to permit installation of new construction. Removal includes digging out stumps and obstructions and grubbing roots.

B. Strip topsoil. Stockpile topsoil that will be reused in the Work.

1. Stockpile surplus topsoil to allow for respreading deeper topsoil.

Construction Documents for GMP February 21st, 2024

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C. Remove existing above- and below-grade improvements as indicated and as necessary to facilitate new construction.

D. Remove slabs, paving, curbs, gutters, and aggregate base as indicated.

1. Neatly saw-cut length of existing pavement to remain before removing existing pavement.

E. In areas not to be further excavated, fill depressions resulting from site clearing. Place and compact satisfactory soil materials in 8-inch-thick layers to density of surrounding original ground.

F. Dispose of waste materials, including trash, debris, and excess topsoil, off Owner's property.

Burning waste materials on-site is not permitted.

1. Separate recyclable materials produced during site clearing from other nonrecyclable materials. Store or stockpile without intermixing with other materials and transport them to recycling facilities.

Construction Documents for GMP February 21st, 2024

1 of 6 EARTHWORK 31 2000

SECTION 31 2000

EARTHWORK

PART 1 GENERAL

1.01 SECTION REQUIREMENTS

A. Unit prices for rock excavation are included in Division 01 Section "Unit Prices."

B. Unauthorized excavation consists of excavation below subgrade elevations or beyond indicated lines and dimensions without direction by Engineer. Unauthorized excavation, as well as remedial work directed by Engineer, shall be without additional compensation.

C. Do not interrupt existing utilities serving facilities occupied by Owner or others unless permitted in writing by Engineer and then only after arranging to provide temporary utility services according to requirements indicated.

D. Subsurface drainage backfill for walls and trenches.

E. Excavating and backfilling trenches within building lines.

F. Erosion and sediment control.

PART 2 PRODUCTS

2.01 MATERIALS

A. General: Provide borrow soil materials when sufficient satisfactory soil materials are not available from excavations.

B. Satisfactory Soil: Shall meet approval of Soils Engineer. Generally, ASTM D2478 soil classification groups GC, GP, GW, SC, SM, SP, SW, CL and ML or a combination of these groups, free of rock or gravel greater than 3 inches in any dimension, debris, waste, frozen materials, vegetation and other deleterious matter. On-site natural soils, clays and silts, as approved by the Soils Engineer.

C. Unsatisfactory Soils: ASTM D2487 soil classification groups CH, MH, OL, OH and PT or a combination of these group symbols.

D. Backfill and Fill: Satisfactory soil materials.

E. Structural Fill: Approved by Soils Engineer..

PART 3 EXECUTION

3.01 PREPARATION

A. Protect structures, utilities, sidewalks, pavements, and other facilities from damage caused by settlement, lateral movement, undermining, washout, and other hazards created by earthwork operations.

B. Protect subgrades and foundation soils against freezing temperatures or frost. Provide protective insulating materials as necessary.

C. Provide erosion-control measures to prevent erosion or displacement of soils and discharge of soil-bearing water runoff or airborne dust to adjacent properties and walkways.

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3.02 DEWATERING

A. Prevent surface water and ground water from entering excavations, from ponding on prepared subgrades, and from flooding Project site and surrounding area.

B. Protect subgrades from softening, undermining, washout, and damage by rain or water accumulation.

1. Reroute surface water runoff away from excavated areas. Do not allow water to accumulate in excavations. Do not use excavated trenches as temporary drainage ditches.

2. Install a dewatering system to keep subgrades dry and convey ground water away from excavations. Maintain until dewatering is no longer required.

3. Protect adjacent streets, roadways, and properties throughout the entire operation.

Protect newly graded areas from destruction by weather or runoff. Protect structures, utilities, sidewalks, pavements, and other improvements from damage caused by settlement, lateral movement, undermining, washout, and other hazards created by earthwork operations.

3.03 EXPLOSIVES

A. Explosives: Do not use explosives.

3.04 EXCAVATION, GENERAL

A. Unclassified Excavation: All excavation (other than rock excavation) is considered as unclassified and is defined as removal of all material encountered, regardless of soil type.

Unclassified excavation is considered normal excavation and no extra will be allowed.

B. General:

1. Remove material of every nature or description encountered in obtaining required lines and grades. Excavate and/or place and compact fill to provide for building pad elevation(s) required by drawings.

2. Excavate wide enough at foundations and retaining walls to permit erection and removal of forms, application of damp-proofing or waterproofing.

3. Pitch grading around excavations to prevent water from running into excavated areas.

4. Pre-rip hardpan and soft bedrock with single-tooth ripper or other suitable equipment to facilitate excavation with conventional earth-moving equipment.

5. Bearing soils disturbed by excavating equipment must be recompacted to 95% of maximum Standard Proctor Density (ASTM D698) prior to placing concrete.

6. Exposed areas which will receive fill once properly cleaned, shall be scarified to a minimum depth of 8”, conditioned to near optimum moisture content, and compacted.

C. Stability:

1. Slope sides of excavations in compliance with OSHA requirements and local codes or ordinances. Shore and brace where sloping is not possible because of space restrictions or stability of material excavated.

2. Continuously monitor cut slopes for distress. Take all necessary precautions to safeguard workers, structures, and utilities.

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3. Provide all necessary shoring, sheeting, or bracing of sides of excavations required to prevent caving, erosion, and gullying. Provide underpinning of existing structures or other improvements adjacent to excavations and which are subject to damage therefrom.

D. Unanticipated Conditions: Notify the Owner and Engineer immediately upon finding evidence of previous structures, filled materials which penetrate below designated excavation levels, groundwater or water-bearing strata, or other conditions which are not shown or which cannot be reasonably assumed from existing surveys and geotechnical reports. Secure the Egineer's instruction before proceeding with further work in such areas.

E. Rock Excavation: Rock excavation in unconfined areas is defined as removal and disposal of material which in the Soils Engineer’s opinion, cannot be excavated without continuous and systematic drilling and blasting, or continuous use of a suitable ripper or other special equipment. Rock excavation shall be subject to change order procedures on previously agreed upon unit prices.

3.05 EXCAVATION FOR STRUCTURES

A. Excavate to indicated elevations and dimensions within a tolerance of plus or minus 0.10-foot. Extend excavations a sufficient distance from structures for placing and removing concrete formwork, for installing services and other construction, and for inspections.

1. Excavations for Footings and Foundations: Do not disturb bottom of excavation.

Excavate by hand to final grade just before placing concrete reinforcement. Trim bottoms to required lines and grades to leave solid base to receive other work. Low density soils encountered at foundation bearing depth shall be removed to a minimum depth of 12-inches, for 12-inches beyond the edge of footings. Replace such soils as engineered fill, moisture condition to near optimum and compact as specified for structural fills.

2. Remove existing man-made fill from below all new construction, unless approved by Geotechnical Engineer.

3.06 EXCAVATION FOR WALKS AND PAVEMENTS

A. Excavate surfaces under walks and pavements to indicated cross sections, elevations, and grades.

B. Existing man-made fill shall be removed under walks and pavements as required by the Soils Engineer.

3.07 APPROVAL OF SUBGRADE

A. Notify Geotechnical Engineer when excavations have reached required subgrade.

B. If Geotechnical Engineer determines that unsatisfactory soil is present, continue excavation and replace with compacted backfill or fill material as directed.

1. Additional excavation and replacement material will be paid for according to Contract provisions for changes in the Work.

C. Proof roll subgrade with heavy pneumatic-tired equipment to identify soft pockets and areas of excess yielding. Remove and replace soft areas.

D. Reconstruct subgrades damaged by freezing temperatures, frost, rain, accumulated water, or construction activities, as directed by Engineer.

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3.08 EXCAVATION BELOW PAVEMENT AND SIDEWALKS

A. Scarify subgrade soils beneath exterior slabs, sidewalks and pavements to a minimum depth of 12-inches, moisture condition and recompact as specified.

3.09 UNAUTHORIZED EXCAVATION

A. Fill unauthorized excavation under foundations or wall footings by extending bottom elevation of concrete foundation or footing to excavation bottom, without altering top elevation. Lean concrete fill may be used when approved by Soils Engineer. If approved by Soils Engineer, structural fill placed at 100% ASTM D698, above optimum moisture may be used. See report for select fill see section 3.14.

1. Fill unauthorized excavations under other construction as directed by Engineer.

3.10 STORAGE OF SOIL MATERIALS

A. Stockpile borrow materials and satisfactory excavated soil materials in approved locations.

Stockpile soil materials without intermixing. Place, grade, and shape stockpiles to drain surface water. Cover to prevent windblown dust.

1. Stockpile soil materials away from edge of excavations. Do not store within drip line of remaining trees.

3.11 EROSION AND SEDIMENT CONTROL

A. Reference Section 01513

3.12 BACKFILL

A. Place and compact backfill in excavations promptly, but not before completing the following:

B. Construction below finish grade including, where applicable, damp-proofing, waterproofing, and perimeter insulation.

C. Surveying locations of underground utilities for record documents.

D. Inspecting and testing underground utilities.

E. Removing concrete formwork.

F. Removing trash and debris.

G. Removing temporary shoring and bracing, and sheeting.

H. Installing permanent or temporary horizontal bracing on horizontally supported walls.

I. Acceptance of subgrade by Geotechnical Engineer.

3.13 FILL

A. Preparation: Remove vegetation, topsoil, debris, unsatisfactory soil materials, obstructions, and deleterious materials from ground surface before placing fills.

1. Plow, scarify, bench, or break up sloped surfaces steeper than 1 vertical to 4 horizontal so fill material will bond with existing material.

2. In areas of fill, scarify natural soil following removal of unsatisfactory material, to a depth of 8”.

B. Place and compact fill material in layers to required elevations as follows:

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1. Under grass and planted areas, use satisfactory soil material.

2. Under walks and pavements, use satisfactory soil material.

3. Under steps and ramps, use structural fill as approved by the Soils Engineer.

4. Under building slabs, use reconditioned on-site soils or imported fills native soils or engineered fill, as approved by the Soils Engineer.

5. Under footings and foundations, use reconditioned on-site soils or imported fills native soils or engineered fill, as approved by the Soils Engineer.

3.14 MOISTURE CONTROL

A. Uniformly moisten or aerate subgrade and each subsequent fill or backfill layer before compaction to optimum to 3% over optimum moisture content for clay soils; or within 2% of optimum for granular soils.

1. Do not place backfill or fill material on surfaces that are muddy, frozen, or contain frost or ice.

2. Remove and replace, or scarify and air-dry, otherwise satisfactory soil material that exceeds optimum moisture content and is too wet to compact to specified dry unit weight.

3.15 COMPACTION OF BACKFILLS AND FILLS

A. Place backfill and fill materials in layers not more than 8 inches in loose depth for material compacted by heavy compaction equipment, and not more than 4 inches in loose depth for material compacted by hand-operated tampers.

B. Place backfill and fill materials evenly on all sides of structures to required elevations, and uniformly along the full length of each structure.

C. Compact soil to not less than the following percentages of maximum dry unit weight according to ASTM D 698:

1. Under exterior flatwork, slabs, steps, and pavements, scarify and recompact top 12 inches of existing subgrade and each layer of backfill or fill material at 95 percent.

2. Under footings, excavate to approved natural soils, in fill condition, compact fill to 100 percent.

3. Under interior floor slabs, excavate to approved natural soils, in fill condition, compaction depends on fill thickness; contact geotech for recommendation.

4. Under lawn or unpaved areas, scarify and recompact top 6 inches below subgrade and compact each layer of backfill or fill material at 90 percent.

3.16 GRADING

A. General: Uniformly grade areas to a smooth surface, free from irregular surface changes.

Comply with compaction requirements and grade to cross sections, lines, and elevations indicated.

1. Provide a smooth transition between adjacent existing grades and new grades.

2. Cut out soft spots, fill low spots, and trim high spots to comply with required surface tolerances.

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B. Site Grading: Slope grades to direct water away from buildings and to prevent ponding.

Finish subgrades to required elevations within the following tolerances unless noted otherwise:

1. Lawn or Unpaved Areas: Plus or minus 0.10 foot.

2. Walks, curb and gutter and slabs on grade: Plus or minus 0.10 foot.

3. Pavements: Plus or minus 0.10 foot.

3.17 FIELD QUALITY CONTROL

A. Testing Agency: Owner will engage a qualified independent geotechnical engineering testing agency to perform field quality-control testing.

B. Allow testing agency to inspect and test subgrades and each fill or backfill layer. Proceed with subsequent earthwork only after test results for previously completed work comply with requirements.

C. Testing agency will test compaction of soils in place according to ASTM D 698.

D. When testing agency reports that subgrades, fills, or backfills have not achieved degree of compaction specified, scarify and moisten or aerate, or remove and replace soil to depth required; recompact and retest until specified compaction is obtained.

3.18 PROTECTION

A. Protecting Graded Areas: Protect newly graded areas from traffic, freezing, and erosion.

Keep free of trash and debris.

B. Repair and reestablish grades to specified tolerances where completed or partially completed surfaces become eroded, rutted, settled, or where they lose compaction due to subsequent construction operations or weather conditions.

1. Scarify or remove and replace soil material to depth as directed by Engineer reshape and recompact.

C. Where settling occurs before Project correction period elapses, remove finished surfacing, backfill with additional soil material, compact, and reconstruct surfacing.

1. Restore appearance, quality, and condition of finished surfacing to match adjacent work, and eliminate evidence of restoration to the greatest extent possible.

3.19 DISPOSAL OF SURPLUS AND WASTE MATERIALS

A. Disposal: Remove surplus satisfactory soil and waste material, including unsatisfactory soil, trash, and debris, and legally dispose of it off Owner's property.

Construction Documents for GMP February 21st, 2024

1 of 5 ASPHALT PAVING 32 1216

SECTION 32 1216

ASPHALT PAVING

PART 1 GENERAL

1.01 SECTION REQUIREMENTS

A. Submittals: Product Data and hot-mix asphalt design mixes. Include certification, by authorities having jurisdiction, of approval of each job mix.

B. Asphalt-Paving Publication: Comply with AI MS-22, "Construction of Hot Mix Asphalt Pavements," unless more stringent requirements are indicated.

1.02 RELATED REQUIREMENTS

A. Section 014500 - Quality Control: Testing laboratory services.

1.03 REFERENCES

A. AASHTO - American Association of State Highway and Transportation Officials Standards.

B. ADA - American's with Disabilities Act.

C. Asphalt Institute - Manual MS-4 - The Asphalt Handbook.

D. Asphalt Institute - Manual MS-13 - Asphalt Surface Treatments and Asphalt Penetration Macadam.

E. ASTM C136 - Sieve Analysis for Fine and Course Aggregates.

F. ASTM D242 - Mineral Filler for Bituminous Paving Mixtures.

G. ASTM D977 - Emulsified Asphalt.

H. ASTM D995 - Mixing Plants for Hot-Mixed, Hot-Laid Bituminous Paving Mixtures.

I. ASTM D1557 - Laboratory Compaction Characteristics of Soil Using Modified Effort (56,000 ft-lbf/ft3).

J. ASTM D1559 - Resistance to Plastic Flow of Bituminous Mixtures Using Marshall Apparatus.

K. ASTM D1560 - Resistance to Deformation and Cohesion of Bituminous Mixtures by Means of Hveem Apparatus.

L. ASTM D2027 - Cutback Asphalt (Medium-Curing Type).

M. ASTM D2397 - Cationic Emulsified Asphalt.

N. ASTM D2950 - Density of Bituminous Concrete in Place by Nuclear Methods.

O. ASTM D3381 - Viscosity-Graded Asphalt Cement for Use in Pavement Construction.

P. FS TT-P-115 - Paint, Chlorinated, Rubber Based, Ready Mixed.

Q. Metropolitan Government Pavement Architects Council (MGPEC) Pavement Design Standards and Specifications.

R. State of Colorado Standard Specifications for Road and Bridge Construction.

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1.04 SUBMITTALS

A. Submit product data under provisions of Section 013300.

B. Submit proposed mix design of each class of mix for review prior to commencement of work.

C. Submit two copies of material certificates signed by the material producer and Contractor, certifying that each material item complies with specified requirements.

D. If requested, submit independent testing laboratory reports on aggregates and asphalt for sieve analysis, wear abrasion and other specified characteristics.

1.05 PROJECT RECORD DOCUMENTS

A. Submit documents under provisions of Section 017000.

B. Maintain record of time and date of placement, temperature and weather conditions at time of placement.

1.06 QUALITY ASSURANCE

A. Codes and Standards: In addition to complying with all pertinent codes and regulations, comply with the referenced portion of Colorado Department of Highways Standard Specifications for Road and Bridge Construction, Latest Edition.

B. The following items of the Metropolitan Government Pavement Architects Council (MGPEC) Pavement Design Standards and Construction Specifications, Appendix B, are made and integral part of these specifications:

1. Item 0 General

2. Item 1 Removal of Existing Pavement

3. Item 9 Hot Mix Asphalt Pavement

4. Item 13 Joint and Crack Sealant

5. Item 17 Asphalt Patch

C. Mixing Plant: Conform to ASTM D995.

D. Obtain materials from same source throughout.

1.07 REGULATORY REQUIREMENTS

A. Conform to applicable portion of Colorado Department of Highways Standard Specifications for Road and Bridge Construction, Latest Edition and the Metropolitan Government Pavement Architects Council (MGPEC) Pavement Design Standards and Construction Specifications, Appendix B.

1.08 TESTS

A. Testing and analysis of asphaltic mix will be performed under provisions of Section 01400.

1.09 DELIVERY, STORAGE, AND HANDLING

A. Deliver products under provisions of Section 017000.

B. Transport mixtures from mixing plant in trucks with tight, clean, non-sticking compartments.

Provide covers to protect from weather and to prevent loss of heat when ambient temperature is below 50 degrees F.

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1.10 ENVIRONMENTAL REQUIREMENTS

A. Apply prime and tack coats only when ambient temperature is above 50 degrees F, and when temperature has not been below 35 degrees F for 12 hours immediately prior to application.

Do not apply when subgrade or base course is wet or contains excessive moisture.

B. Place asphaltic concrete only when ambient temperature is above 40 degrees F, and when base is dry.

PART 2 PRODUCTS

2.01 MATERIALS

A. Asphalt Cement: ASTM D3381 or AASHTO M226, Table 1, Viscosity Grade AC-10 or

AC-20.

B. Aggregate for Asphalt Mix: Crushed stone, gravel or slag, and sharp-edged natural sand;

Grading S (lower lifts) and SX (top lift), CDOT Specifications.

C. Mineral Filler: ASTM D242 or AASHTO M117; finely ground particles of limestone, hydrated lime, or other approved mineral dust, free of foreign matter.

D. Tack Coat: ASTM D 977 or AASHTO M 140 emulsified asphalt, or ASTM D 2397 or AASHTO M 208 cationic emulsified asphalt, slow setting, diluted in water, of suitable grade and consistency for application.

PART 3 EXECUTION

3.01 EXAMINATION – Coordinate with Geotechnical Engineer

A. Verify compacted subgrade and stabilized soil is dry and ready to support paving and imposed loads.

B. Verify gradients and elevations of base are as indicated on Drawings.

C. Beginning of installation means acceptance of substrate.

3.02 PREPARATION

A. Coordinate compaction of soil base with Geotechnical Engineer.

B. Proof roll areas to be paved with rubber tired, loaded 10-wheel dump truck. Where soft areas occur, remove loose materials and replace with base course aggregate compacted to level of subgrade.

C. Verify accuracy of site grading will result in minimum specified base course and asphalt thicknesses. Identify necessary refinements and modifications which may be necessary for proper drainage.

D. Apply soil sterilant at rate of 2.4 lbs. per 100 sq. yds. for G-10 or 4.0 lbs. per 100 sq. yds. for W-50 and as recommended by manufacturer. Remove surface vegetation within three days prior to application. Limit application of sterilant only to pavement areas.

E. Apply tack coat to contact surfaces of curbs, gutters, previously laid asphalt and vertical building elements in contact with asphalt, and previously constructed asphalt.

F. Coat surfaces of manholes, catch basins and similar items with oil to prevent bond with asphalt paving.

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3.03 PLACING ASPHALT PAVEMENT

A. Place each course to compacted thickness of 3 inches (maximum).

B. Place asphalt course within 24 hours of placing and compacting previous asphalt course.

C. Place asphaltic concrete at minimum temperature of 280 degrees F and maximum temperature of 350 degrees F. If ambient temperature is below 50 degrees F, maintain minimum temperature of 300 degrees F. in truck immediately prior to placement.

D. Compact pavement by rolling. Do not displace or extrude pavement from position. Hand compact in areas inaccessible to rolling equipment.

E. Develop rolling with consecutive passes to achieve even and smooth finish, without roller marks.

F. Make joints between old and new pavements, or between successive days' work, to ensure continuous bond between adjoining work. Provide same texture, density and smoothness as adjoining work.

G. For multiple course work, stagger joints in both directions not less than 12 inches from course to course.

3.04 PATCHING PAVING

A. Cut and fill with fresh, hot asphaltic concrete. Remove deficient areas for full depth of surface and base course.

B. Cut sides vertically, perpendicular and parallel to direction of traffic for extent of failure.

C. Compact and finish as specified.

D. Patch test holes full depth of section and finish flush with adjoining work.

E. Where patching is required in rights-of-way or on public property, patch as required by local jurisdiction, but not less than minimum requirements of this Section.

3.05 ACCESSORY WORK

A. Sweep and clean surfaces to eliminate loose dirt and dust.

B. Parking Space Striping: Configuration is shown on Drawings. Use white color lane marking paint, 4 inch wide striping.

C. Fire Lane Striping: At edges of fire lanes as shown on Drawings, paint continuous 6 inch wide stripes, red color. At 25 foot intervals, stencil over stripes the words "FIRE LANE" and "NO PARKING" alternately, 6 inch high letters, white color.

D. Handicapped Parking: Stencil international symbols at each handicapped parking space, white and blue colors in accordance with ADA requirements.

3.06 SEAL COAT

3.07 BELOW USUALLY NOT RECOMMENDED. VERIFY IF REQUIRED.

A. Apply seal coat in accordance with Asphalt Institute Manual MS-13.

B. Do not begin seal coating until asphaltic concrete is thoroughly cured and sufficiently free of volatile materials so that softening of asphalt or failure of seal coat will not occur.

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C. Clean surfaces thoroughly using power sweeping and air blowers to remove all dust, dirt, mud and loose materials immediately prior to seal coat application.

D. Remove oil, grease and other contaminants by scraping, burning, or caustic or detergent solutions. Do not use solvents.

E. Immediately prior to application, dampen surfaces to receive seal coat.

F. Mix sand with seal coat emulsion at rate of 4 lb/gal of emulsion. Mix mechanically, adding sand and water to emulsion. Limit water to 10 percent or less of emulsions by volume.

G. Apply two coats from distributor tank truck equipped with agitator and pressure applicator at rate of 0.10 to 0.15 gal/sq yd per coat. Apply second coat only after first coat is no longer tacky, but not less than 12 hours.

3.08 FIELD QUALITY CONTROL

A. Field inspection and testing will be performed under provisions of Section 01400.

B. Include tests for compaction and thickness of entire pavement section and each course as installation progresses.

C. Testing organization will test in-place compaction of asphalt by nuclear Hveem method in accordance with ASTM D2950 and take samples and perform tests in accordance with ASTM D1559 for correlation with nuclear Hveem tests. Testing organization will test in-place compaction of base course in accordance with ASTM D1557.

3.09 TOLERANCES

A. Flatness: Maximum variation of 1/4 inch measured with 10 foot straight edge.

B. Compacted Scheduled Thickness: Within 1/4 inch of design thickness for asphalt courses, within 1/2 inch for base course.

C. Variation from True Elevation: Within 1/4 inch.

3.10 PROTECTION

A. Immediately after placement, protect pavement under provisions of Section 017000 from mechanical injury for 48 hours.

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1 of 5 CONCRETE PAVING 32 1313

SECTION 32 1313

CONCRETE PAVING

PART 1 GENERAL

1.01 SECTION REQUIREMENTS

A. Exterior concrete paving, curbs, gutters and flatwork elements.

1.02 REFERENCES

A. ACI 301 - Specifications for Structural Concrete for Buildings.

B. ACI 304 - Recommended Practice for Measuring, Mixing, Transporting and Placing Concrete.

C. ASTM A615 - Deformed and Plain Billet-Steel Bars for Concrete Reinforcement.

D. ASTM C94 - Ready Mixed Concrete.

E. ASTM C150 - Portland Cement.

F. ASTM C309 - Liquid Membrane-Forming Compounds for Curing Concrete.

G. ASTM C672 - Scaling Resistance of Concrete Surfaces Exposed to Deicing Salts.

H. ASTM C979 - Pigments for Integrally Colored Concrete.

I. Metropolitan Government Pavement Architects Council (MGPEC) Pavement Design Standards and Specifications.

1.03 SUBMITTALS

A. Submit under provisions of Section 033100.

B. Mix Designs: Submit proposed mix design of each class of concrete also under provisions of Section 033100.

1.04 QUALITY ASSURANCE

A. Perform work in accordance with ACI 301 and ACI 304.

B. Obtain materials from same source throughout.

C. Codes and Standards: In addition to complying with all pertinent codes and regulations, comply with the referenced portion of Colorado Department of Highways Standard Specifications for Road and Bridge Construction, Latest Edition.

D. The following items of the Metropolitan Government Pavement Architects Council (MGPEC) Pavement Design Standards and Construction Specifications, Appendix B, are made and integral part of these specifications:

1. Item 0 General

2. Item 1 Removal of Existing Pavement

3. Item 6 Concrete Curbs, Gutters and Sidewalks

4. Item 7 Aggregate Base Course

5. Item 13 Joint and Crack Sealant

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1.05 SPECIAL INSPECTION AND TESTING

A. Inspection, testing, and analysis will be performed under provisions of Section 01400 and Section 033100.

1.06 REGULATORY REQUIREMENTS

A. Conform to applicable municipal code for paving work on public property or in public right-of-way.

PART 2 PRODUCTS

2.01 CONCRETE MATERIALS

A. Cement: ASTM C150, Type I/II Portland type; gray color.

B. Materials: Specified in Section 033100.

2.02 FORM MATERIALS

A. Specified in Section 033100.

2.03 REINFORCEMENT

A. Specified in Section 033100.

B. Dowels: ASTM A615; Grade 60, plain steel, un-coated finish.

2.04 ACCESSORIES

A. Curing Materials: Specified in Section 033100.

B. Anti-Spalling Compound: ASTM C309; 50 percent (by volume) boiled linseed oil and 50 percent (by volume) mineral spirits, or ASTM C672; 35 percent solids epoxy polyester sealer.

C. Protective Coating: Oligomeric alkylalkoxy siloxane system; Consolidek manufactured by ProSoCo, Inc., or Euco-Guard manufactured by Euclid Chemical Company.

D. Preformed Joint Filler: Specified in Section 033000.

E. Expansion Caps: For one end of each dowel bar in expansion joints, one end closed and a minimum length of 3 inches to allow not less than one inch bar movement.

F. Fiber Reinforcement: Fibrillated polypropylene fibers Architected and designed for use in concrete pavement, complying with ASTM C 1116, Type III, ½ to 1-1/2 inches long.

2.05 ADMIXTURES

A. Specified in Section 033100.

2.06 CONCRETE MIX

A. Mix concrete in accordance with ASTM C94.

B. Provide concrete of the following characteristics:

1. Compressive Strength (28 days): 4,500 psi.

2. Slump: 2 to 4 inches.

3. Cement Content: 6 sacks.

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4. Water/Cement Ratio: 0.45 max.

5. Maximum Aggregate Size: 3/4 inch.

6. Air Entrainment: 5 to 7 percent.

7. Fibrous Reinforcement: 1.5 lb./cubic yard.

C. Use accelerating admixtures in cold weather only when approved by Owner or Engineer. Use of admixtures will not relax cold weather placement requirements.

D. Use set-retarding admixtures during hot weather only when approved by Owner or Engineer.

PART 3 EXECUTION

3.01 EXAMINATION

A. Verify compacted sub-grade is ready to support paving and imposed loads.

B. Verify gradients and elevations of base are correct.

C. Beginning of installation means acceptance of existing conditions.

3.02 PREPARATION

A. Coordinate compaction of soil base with Section 02300.

B. Proof roll prepared base with rubber-tired, loaded 10-wheel dump truck. Where soft areas occur, remove loose materials and re-compact to level of sub-grade.

C. Moisten base to minimize absorption of water from fresh concrete.

D. Notify Owner minimum 24 hours prior to commencement of concreting operations.

3.03 FORMING

A. Conform to the requirements of Section 033100.

B. Place and secure forms to correct location, dimension, and profile.

C. Assemble formwork to permit easy stripping and dismantling without damaging concrete.

D. Place joint fillers vertical in position, in straight lines. Secure to formwork during concrete placement. Coordinate placement to align with adjacent curb joints.

3.04 REINFORCEMENT

A. Conform to the requirements of Section 033100.

B. Place reinforcement at mid-height top and bottom of slabs-on-grade as detailed.

C. Interrupt reinforcement at expansion joints.

D. Place reinforcement to achieve slab and curb alignment as detailed.

E. Provide doweled joints at interruptions of concrete with one end of dowel set in expansion cap to allow longitudinal movement with one end of dowel greased.

3.05 FORMED JOINTS

A. Conform to the requirement of Section 033100.

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B. Place expansion joints at 60 foot intervals to correct elevation and profile. Align curb, gutter, and sidewalk joints.

C. Place joint filler between paving components and curbs or other appurtenances. Recess top of filler 1/2 inch for elastomeric sealant placement.

D. Provide tooled joints at maximum 10 foot spacing in curb and gutter.

E. Provide tooled joints at maximum 5 foot intervals on pedestrian paving. Cut 1/4 into depth of slab.

F. Provide sawn joints at maximum 10 foot intervals on vehicular paving. Cut 1/4 into depth of slab.

3.06 PLACING CONCRETE

A. Conform to the requirements of Section 033100.

B. Ensure reinforcement, inserts, and embedded parts are not disturbed during concrete placement.

C. Place concrete continuously between predetermined construction joints. Do not break or interrupt successive pours such that cold joints occur.

D. Place concrete to pattern indicated. Saw cut contraction joints 3/16 inch wide at an optimum time after finishing. Cut minimum 1/4 into depth of slab.

E. Use bonding agent at locations where fresh concrete is placed against hardened or partially hardened concrete.

F. Automatic machine may be used for curb and gutter placement at Contractor's option. If machine placement is used, secure approval on revised mix design and laboratory test results, which must meet or exceed minimum specified characteristics. Machine placement must produce curbs and gutters to meet specified requirements for formed curb and gutter work. remove and reinstall defective work if machine-placed curbs and gutters violate specified tolerances.

3.07 FINISHING

A. Vehicular Paving: Light broom finish, perpendicular to direction of traffic.

B. Sidewalk Paving: Light broom finish, perpendicular to direction of traffic, tool contraction joints with trowel having 1/4 inch radius and 1-1/2 inch smooth trowel finish on each side of joint and all around jointed area.

C. Curbs and Gutters: Light broom finish parallel to direction of water flow, with 1/2 inch radius on outside corners and edges.

D. Apply curing compounds in accordance with Section 033100.

3.08 SPECIAL INSPECTION AND TESTING

A. Maintain records of placed concrete items. Record date, location of pour, quantity, air temperature, and test samples taken.

3.09 TOLERANCES - CURB AND GUTTER

A. Variation from Dimensioned Alignment: Maximum 1/2 inch in 10 feet, non-cumulative.

B. Variation of Curb Height and Thickness: Maximum 1/4 inch.

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3.10 PROTECTION

A. Immediately after placement, protect concrete under provisions of Section 017000 from premature drying, excessive hot or cold temperatures, and mechanical injury.

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1 of 1 WATER UTILITIES 33 1000

SECTION 33 1000

WATER UTILITIES

PART 1 PART 1 – GENERAL

1.01 RELATED DOCUMENTS

A. Drawings and general provisions of the Contact, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

B. Additional information concerning water distribution systems may be found on the Civil Drawings. In case of conflict between the drawings and the information specified herein, the more stringent requirements shall govern.

1.02 SUMMARY

A. Work Included: Excavation, exploratory excavation, backfill, bedding, soil stabilization, ground water removal, connection to existing mains, and installation of pipe, valves, fittings, valve boxes, and all necessary appurtenances. Also includes removal and replacement of existing paving or concrete where required, haul and import of adequate backfill material to meet compaction requirements and removal of existing thrust blocks where necessary.

B. Related work:

1. Site Clearing: Section 311000

2. Hot Mix Asphalt Paving: Section 321216

3. Cement Concrete Pavement: Section 321313

1.03 SPECIFICATIONS TO BE UTILIZED

A. All items under this section shall, at a minimum, conform to the Breckenridge Water Standards and Specifications latest edition.

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33 4100

SECTION 33 4100

STORM UTILITY DRAINAGE PIPING

PART 1 PART 1 - GENERAL

1.01 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

1.02 SUMMARY

A. This Section includes gravity-flow, non-pressure storm drainage outside the building, with the following components:

1. Drains.

1.03 DEFINITIONS

A. PVC: Polyvinyl chloride plastic.

1.04 PERFORMANCE REQUIREMENTS

A. Gravity-Flow, Non-pressure, Drainage-Piping Pressure Rating: 10-foot head of water. Pipe joints shall be at least silt-tight, unless otherwise indicated.

1.05 SUBMITTALS

A. Product Data: For the following:

1. Special pipe fittings.

2. Drains.

B. Shop Drawings: For the following:

1. Catch Basins and Stormwater Inlets. Include plans, elevations, sections, details, and frames, covers, and grates.

C. Field quality-control test reports.

1.06 DELIVERY, STORAGE, AND HANDLING

A. Do not store plastic manholes, pipe, and fittings in direct sunlight.

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

C. Handle catch basins and stormwater inlets according to manufacturer's written rigging instructions.

1.07 PROJECT CONDITIONS

A. Interruption of Existing Storm Drainage Service: Do not interrupt service to facilities occupied by Owner or others unless permitted under the following conditions and then only after arranging to provide temporary service according to requirements indicated:

1. Notify Owner no fewer than two days in advance of proposed interruption of service.

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