WO 30142738 BSJ Repair Q1 Asphalt and Storm Drain.pdf

U.S. GUARD BASE SAN JUAN

SAN JUAN, PUERTO RICO 00901

SCOPE OF WORK FOR

CASREP BSJ REPAIR UPH ROAD ASPHALT POTHOLES

AT

UNITED STATES COAST GUARD

BASE SAN JUAN

SAN JUAN, PUERTO RICO

PROJECT NUMBER: 28904329

APRIL 2025

Reviewer Signature Date Facilities Manager

O. Mora, PE

Facilities Engineer

LCDR W. Birch

BASE San Juan WO # 30142738 BSJ Repair Q1 Asphalt and Stormwater Drain

1. General

1.1. General Work Requirements

The work includes furnishing all labor, tools, equipment and materials for asphalt pavement repair work at the U.S. Coast Guard Base San Juan. The project includes demolition, wearing course or surface course asphalt pavement repair work, and storm drain inlet repair in the vicinity of Building 116 (Quarters 1). Work generally includes, but is not limited to, the following:

BASE BID: Asphalt pavement repair work.

OPTION BID: Remove and replace 105 ft of concrete gutter. Install new 6 stormwater inlets.

1.2. QUALIFICATIONS AND PERFORMANCE REQUIREMENTS\

1.2.1. Qualifications

All work shall be performed by licensed contractors with license in respective trade.

1.2.2. Performance Requirements

Provide at least 48 hour notice prior to shutting work area down to passing traffic.

1.3. Specific Work Requirements

1.3.1. Asphalt Pavement Repair: Remove, demolish, or mill the surface layer of asphalt overlay as required in area indicated. Remove all existing asphalt from adjacent stormwater gutter. Approximate dimensions of asphalt driveway are Saw cut at limit of to excavation/demolition. Provide at least 2” minimum thickness of hot mix asphalt wearing layer. Compact and roll to smooth and uniform surface with appropriate size compaction roller.

1.3.2. Full Depth Pavement Repair: Contractor has the option to propose a Full Depth Pavement Repair to the Contracting Officer.

This method includes: Sawcut at demolition limits and excavate entire asphalt driveway area as required. The subgrade/aggregate base to be restored and compacted (minimum of 6” compacted thickness). Provide base layer of asphalt (minimum of 2.5” compacted thickness), and a surface layer (minimum of 2” compacted thickness). Place in lifts not less than 2”. Compact and roll to smooth and uniform surface with appropriate size compaction roller.

1.3.3. Cleaning & Tack Coat: Clean and remove all loose asphalt, dirt, gravel, debris and vegetation. Mechanically sweep pavement and dispose of all debris. Surface must be completely clean and free of debris or loose materials, prior to a full tack coat application. If 2 layers of pavement (or lifts) are applied fresh, no tack coat required. If the time between paving the 2 layers in delayed, cleaning and a tack coat will be required.

1.3.4. Grading & Drainage: Match existing elevations and drainage directions. Ensure final layer of asphalt is sloped to facilitate drainage in existing stormwater inlet locations. Note: Final elevation of asphalt should match concrete gutter.

1.3.5. Storm water inlets: Repair stormwater drain pipe inlets (6). Replace in-kind, removable cast iron inlet grates.

1.3.6. Concrete Gutter: Demolish existing concrete gutter and stormwater inlets.

Provide new inlets grates and feeder pipes to connect to existing 12 inch stormwater trunk. Pour minimum 6 inch thick concrete gutter (18-20 inches in width to match existing), min. 4500 psi. Match existing drainage grade and elevation. Provide concrete mix design submittal. Formwork must be inspected prior to pouring concrete. New gutter to be approx 100 ft in length.

1.3.7. Contractor to complete site visit and field verify all measurements.

1.4. Period of Performance

1.4.1. All work shall be completed within 30 calendar days from award date.

1.4.2. Complete during normal working hours (M-F 0600-1700). After hours work may be completed upon approval from Contracting Officer.

1.5. Project Location

U.S. Coast Guard Base San Juan 5 Calle La Puntilla San Juan Puerto Rico, 00901

2. Applicable Documents

2.1. National Building Code

2.2. Federal Highway Administration Materials and Procedures for Repair of Potholes in

Asphalt-Surfaced Pavements

3. Code Compliance

The contractor shall assume full responsibility to ensure that the project work is in compliance with all ICC codes, Coast Guard Regulations, and local regulations unless otherwise specified.

4. Submittals

4.1. Within 10 days after award the contractor shall hold a kick-off meeting for all interested parties to go over expectations, requirements, and proposed plan of execution.

4.2. Within 3 days after the kick-off meeting the contractor shall submit an Implementation Plan/Project Schedule documenting approach and milestones to system installation, integration, testing and acceptance. The Implementation Plan shall include the Contractor’s proposed list and sequence of activities for the delivery of the full system in accordance with the requirements in these specifications.

4.3. Provide a list of proposed materials and equipment for Coast Guard acceptance, including Hot Mix Asphalt Mix Design, concrete mix design, and cast iron stormwater inlets.

4.4. Provide a roster of personnel for facility access.

5. Warranty

The Contractor shall warrant that all goods supplied, systems, equipment, designs, and work covered by this Scope of Work and subsequent contract shall be satisfactory for its intended purpose, shall conform to and perform as called for in the Contract requirements specifications and shall be free from all defects and faulty materials and workmanship. Any goods supplied, systems, equipment, designs, or work found to be defective within the time specified below shall be repaired, remedied, or replaced, hereinafter called “corrective work”, by the Contractor, free of all charges including transportation. The duration is to be one year or the manufacturer’s standard warranty period, whichever is longer.

6. Coordination

Contact LCDR William Birch (787-360-1101), or Mr. Oswald Mora (939-202-0587) regarding all questions pertaining to the project.

7. Existing Condition & References

Asphalt Pavement Parking Area

GIS Overview