N4019222R2012_Amend0003_Attach(10)_6_ESR_G20_Rev1.pdf

FY22 National Guard Readiness Center WON 1674991 Barrigada, Guam Part 3 Chapter 6 G20 Site Improvement

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PART 3 - CHAPTER 6 / ESR G20 - Page 1

G20 SITE IMPROVEMENTS

SYSTEM DESCRIPTION

The site improvements system consists of pavements and pavement related features, landscaping and other exterior site development work related to this project. Pavement design shall be performed by a licensed Professional Engineer familiar with conditions local to the project site.

GENERAL SYSTEMS REQUIREMENTS

Provide site improvements as required to make a useable facility that meets functional and operational requirements, incorporates all applicable anti-terrorism, force protection and physical security requirements and blends into the existing environment.

Provide site improvements in conformance with applicable requirements of the Uniform Federal Accessibility Standards.

Identify and obtain all permits to comply with all federal, state, and local regulatory requirements associated with this work. The contractor shall complete the "Permits Record of Decision" (PROD) form with the first design submittal package. A blank PROD form can be obtained at the Download Tab of Part 6 of the NAVFAC Design-Build website at the following link http://www.wbdg.org/ndbm/Download/Down_Additional.html?Section=AdditionalInfo . Contractor shall determine correct permit fees and pay said fees. Copies of all permits, permit applications, and the completed PROD form shall be forwarded to the Government's Civil Reviewer.

Provide improvements as required to conform to all applicable anti-terrorism and physical security requirements.

Minimize the impact of construction activity on operations and neighboring facilities.

Locate new site improvements at locations indicated on the drawings in another part of this RFP. If specific locations are not provided, site the improvements to develop appropriate and positive relationships with other facilities and to conform to existing development patterns.

Refer to Site Analysis and Building Requirements Sections for additional site improvement functional program information.

G2010 ROADWAYS

Provide roadways, as required, to allow for safe, convenient, and logical circulation, while discouraging through traffic.

Provide roadways of bituminous pavement where indicated on the drawings in another part of this

RFP

Provide new roadway and other pavement sections as required by soil conditions and determined by Designer of Record. Minimum bituminous pavement section is 75 mm (3") bituminous surface on 200 mm (8") aggregate base over a compacted subgrade.

http://www.wbdg.org/ndbm/Download/Down_Additional.html?Section=AdditionalInfo

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PART 3 - CHAPTER 6 / ESR G20 - Page 2

G201001 BASES & SUBBASES

The following materials will not be allowed for base or subbase courses: bituminous concrete, lean concrete, cement stabilized, sand-clay, lime rock, shell, crushed concrete, reclaimed asphalt.

G201002 CURBS & GUTTERS

Provide curb and gutter to tie into adjacent facilities.

The use of curbs and gutters shall be minimized to encourage overland flow and conform to LID BMP’s and IMP’s.

G201003 PAVED SURFACES

1. Requirements for paved surfaces within the Government of Guam property:

a. Paved surface shall be in compliance with the Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects by the U.S. Department of Transportation Federal Highway Administration (SHS).

b. The asphalt concrete pavement design based on the contractor’s geotechnical investigation and vehicle loading shall consist of a leveling course and a top friction course. The leveling course gradation and mix design shall be Class A, Grading B and the top friction course shall be Class A, Grading D.

c. The aggregate for the friction course shall be basalt. Coralline material, limestone, relatively pure carbonate aggregates, or any aggregates known to polish shall not be used in the friction course mix. The Los Angeles abrasion for the aggregate shall not exceed 30.

d. The asphalt binder for both courses shall be AR 16000.

e. Paved surface shall be in compliance with the OICC MARIANAS 123C

2. Requirements for paved surfaces within the United States Government property:

a. Paved surface shall be in compliance with the UFGS Standards.

b. The asphalt concrete pavement design based on the contractor’s geotechnical investigation and vehicle loading shall consist of a leveling course and a top friction course. The top friction course shall be based on FHWA Specifications.

c. The aggregate for the top friction course shall be basalt. Coralline material, limestone, relatively pure carbonate aggregates, or any aggregates known to polish shall not be used in the friction course mix. The Los Angeles abrasion for the aggregate shall not exceed 30.

d. The asphalt binder for both courses shall be AR 16000.

e. Paved surface shall be in compliance with the OICC MARIANAS 123C

Provide emulsified asphalt Type CSS-1h for prime and tack coats.

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PART 3 - CHAPTER 6 / ESR G20 - Page 3

Recycled asphalt pavement material may not be used for bituminous concrete pavement.

Installed system must meet the requirements of heat island effect non-roof credit for solar reflectance.

G201004 MARKING & SIGNAGE

Provide pavement markings.

Provide signage.

All signage shall be aluminum.

G201005 GUARDRAILS & BARRIERS

Provide wheel stops, and bollards in accordance with the UFC 3-200-10N, Civil Engineering.

Permanent Bollards shall be installed in pipe sleeves embedded in concrete and filled with non-shrink grout or quick setting anchoring cement. The bollards shall be made of either hot-dipped galvanized Schedule 40 or 316 stainless steel pipe, concrete filled and painted with a non-corrosive paint.

G201006 RESURFACING

Not used.

G201090 OTHER ROADWAYS

Not used.

G2020 PARKING LOTS

Provide parking for 153 POV and 97 for MEV vehicles.

Provide parking lots of bituminous pavement.

Provide new parking and other pavement sections as required by soil conditions and determined by Designer of Record. Minimum bituminous pavement section is 75 mm (3") bituminous surface for MEV parking and 50 mm (2") for POV parking on 200 mm (8") aggregate base over a compacted subgrade.

Provide handicapped parking in accordance with the Uniform Federal Accessibility Standards.

G202001 BASES & SUBBASES

The pavement design shall consist of a leveling course and a top friction course. The top friction course shall conform to Gradation 11. The aggregate for the top friction course shall be of basalt type composition. Any material known to polish shall not be used in the friction course mix.

At least 75 percent by weight of aggregate retained on the 4.75 mm (No. 4) sieve shall have two or more fractured faces. Percentage of wear, Los Angeles test, except for slag, shall not exceed 30 in accordance with ASTM C 131.

After five (5) cycles, loss shall not be more than 12 percent when tested with sodium sulfate or 18

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PART 3 - CHAPTER 6 / ESR G20 - Page 4 percent when tested with magnesium sulfate.

Crushed concrete meeting specified gradation for aggregate base or subbase courses may not be used.

G202002 CURBS & GUTTERS

Installed system must meet the requirements of LEED heat island effect non-roof credit for solar reflectance.

Provide curb and gutter to tie into adjacent facilities.

G202003 PAVED SURFACES

The pavement design shall consist of a leveling course and a top friction course. The top friction course shall conform to Gradation 11. The aggregate for the top friction course shall be of basalt type composition. Any material known to polish shall not be used in the friction course mix.

Asphalt cement binder shall conform to AR-8000

Material for sealing joints shall comply with ASTM D 5893. Do not apply sealant if moisture is observed in the joint

Portland cement concrete shall have a minimum design flexural strength of 4.48 to 4.83 MPa (650 to

700) psi in not more than 28 days.

G202004 MARKING & SIGNAGE

Provide permanent and temporary markings (pavement, curb and object), signage (regulatory, warning and guidance) and other traffic control devices as required to facilitate proper utilization of the parking areas.

Provide pavement markings.

Provide signage.

G202005 GUARDRAILS & BARRIERS

Provide wheel stops, and bollards in accordance with the UFC 3-200-10N, Civil Engineering.

Permanent Bollards shall be installed in pipe sleeves embedded in concrete and filled with non-shrink grout or quick setting anchoring cement. The bollards shall be made of either hot-dipped galvanized Schedule 40 or 316 stainless steel pipe, concrete filled and painted with a non-corrosive paint.

G202006 RESURFACING

Not used.

G202007 MISCELLANEOUS STRUCTURES AND EQUIPMENT

Provide Wash platform, Refer to Part 6 Notional Drawings of this RFP. No special equipment required in the wash platform.

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PART 3 - CHAPTER 6 / ESR G20 - Page 5

G202090 OTHER PARKING LOTS

Not used.

G2030 PEDESTRIAN PAVING

Installed system must meet the requirements of LEED heat island effect non-roof credit for solar reflectance.

Provide a network of Portland cement concrete sidewalks, separated from, but connected to vehicular circulation systems, to allow pedestrian circulation between various elements of the project.

G203001 BASES & SUBBASES

Not used.

G203002 CURBS & GUTTERS

Installed system must meet the requirements of LEED heat island effect non-roof credit for solar reflectance.

G203003 PAVED SURFACES

Installed system must meet the requirements of LEED heat island effect non-roof credit for solar reflectance.

G203004 GUARDRAILS & BARRIERS

Not used.

G203005 RESURFACING

Not used.

G203006 OTHER WALKS, STEPS & TERRACES

Not used.

G2040 SITE DEVELOPMENT

G204001 FENCING & GATES

Provide chain link fence as indicated on the drawings in another part of this RFP.

Provide aluminized (aluminum coated steel) fencing components, including fence fabric in accordance with ASTM A-491, post, rails, braces and gates in accordance with ASTM B211-03 polyvinyl chloride (PVC) coated over aluminized steel fencing components for the fencing system. PVC coating shall be in color and a minimum thickness of 2 mm (0.10 inches). Provide top and bottom tension wires and top and bottom rails.

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G204002 RETAINING AND FREESTANDING WALLS

Not used.

G204003 EXTERIOR FURNISHINGS

Not used.

G204004 SECURITY STRUCTURES

Not used.

G204005 SIGNAGE

Sign material shall be anodized aluminum

Sign anchors and fasteners shall be 316L stainless steel.

G204006 FOUNTAINS & POOLS

Not used.

G204007 PLAYING FIELDS

Not used.

G204008 TERRACE AND PERIMETER WALLS

Not used.

G204009 FLAGPOLES

Not used.

G204090 OTHER SITE IMPROVEMENTS

G2050 LANDSCAPING

G205001 FINE GRADING AND SOIL PREPARATION

Provide 100 mm (4") of topsoil for all grass areas and other pervious areas disturbed by Contractor operations.

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G205002 EROSION CONTROL MEASURES

Prevent erosion from occurring by providing erosion control measures as required by city, state, and federal requirements.

G205003 TOPSOIL AND PLANTING BEDS

Not used.

G205004 SEEDING SPRIGGING AND SODDING

Areas indicated to be turned in another part of this RFP shall be seeded or sodded. Provide seed and fertilize existing grass areas disturbed by Contractor operations.

G205005 PLANTINGS

Not used.

G205006 PLANTERS

Not used.

G205007 IRRIGATION SYSTEMS

Not used.

G205090 OTHER LANDSCAPING

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