Final Design Specifications_Gravel Parking Area_RV01.pdf

CIVIL ENGINEERING UNIT MIAMI

15608 S.W. 117TH AVENUE

MIAMI, FLORIDA 33177

OPERATION RIVER WALL

CONTRACT SPECIFICATIONS

GRAVEL PARKING AREA

REQUIREMENTS

AT

UNITED STATES COAST GUARD

FACILITY – RIO GRANDE,

WESLACO, TEXAS

PROJECT NUMBER: 31024368

FINAL DESIGN: 17 NOVEMBER 2025

TABLE OF CONTENTS

DIVISION 01 GENERAL REQUIREMENTS

Section 01 11 00 Summary of Work

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OPERATION RIVER WALL,

FACILITY - RIO GRANDE, WESLACO, TEXAS

Section 01 11 00

SECTION 01 11 00

SUMMARY OF WORK

PART 1 GENERAL

1.1. GENERAL DESCRIPTION

1.1.1. The work under this contract consists of providing all labor, materials, equipment, and supervision necessary to design and construct a 60,000 square foot gravel parking area at the U.S.

Coast Guard Facility Rio Grande, Weslaco, Texas. Work includes clearing and grubbing, topsoil removal, grading for drainage, installation of non- woven geotextile fabric, placement and compaction of gravel, and site restoration, and all associated work required for a complete and usable installation. All work shall be based on existing conditions and field verification.

1.1.2. The gravel pad shall be designed to:

A. Provide 60,000 SF of stabilized gravel surface to support prime movers, vessel trailers, skiffs, storage trailers, generators and MMU/TAMU tent operations as identified by USCG Logistics.

B. Provide adequate turning radius, drive aisles (typ. 24’ main aisles, 20’secondary aisles), and maneuvering areas for operational vehicle movement. Final aisle widths shall be verified with the COR and Facilities Engineer.

C. Provide drainage grading to achieve minimum 2% across-slope for positive drainage away from buildings and toward acceptable drainage paths.

D. Provide a sloped transition from the new gravel pad to the existing driveway/curb to prevent ponding and abrupt edges;

slope length approx. 6 foot or as field verified.

E. Protect adjacent buildings, pavement, utilities, and existing USCG operations at all times.

1.1.3. All work shall comply with applicable codes, OSHA 29 CFR 1926, and recognized construction standards.

1.1.4. No new structures are included in this contract. Existing Conex box and future Armory/Magazine pad locations shall remain undisturbed.

1.2. DESIGN-BUILD RESPONSIBILITIES

1.2.1. The Contractor shall prepare site-specific layout, grading plan, and construction sequencing plan, including gravel pad extents, drainage slopes, tie-in transitions, and tree removal plan.

1.2.2. The Contractor shall submit for COR review:

A. Product data for geotextile fabric, gravel material, and compaction equipment.

B. Site plan reflecting final verified dimensions, slopes, and drive aisles.

C. Haul routes, staging areas, and traffic control plan.

D. Tree removal / relocation plan, including identification of tress to be relocated coordinate with the COR for location.

1.3. WORK INCLUDES

1.3.1. Clearing and Subgrade Preparation:

A. Remove vegetation, topsoil, and debris within pad limits.

B. Remove or relocate one tree within pad limits; remove up to two additional tress only if required, relocation coordinates to be provided by COR.

C. Remove and store metal debris or abandoned material on-site coordinate with the COR for designated location.

D. Protect existing gravel pad for armory/magazine (future use).

E. Protect existing Conex Box; relocation only upon COR direction.

1.3.2. Base Course Construction:

A. Compact each lift to 95% of maximum dry density.

B. Undercut and replace soft to yielding subgrade areas as required to achieve design compaction.

1.3.3. Edge Restraint and Containment:

A. Install crushed stone aggregate (ASTM C33 #57 or approved equal).

B. Place aggregate in 4” maximum lifts.

C. Compact each lift to 95% modified proctor.

1.3.4. No edge restraints are required unless directed by COR for drainage control.

1.3.5. Drainage and Finish Grading:

A. Provide a uniform surface slope of 1.5% - 2% away from structures.

B. Ensure no ponding or water flows toward the building.

1.4. SAFETY AND ENVIRONMENTAL CONTROLS

1.4.1. Comply with OSHA 29 CFR 1926

1.4.2. Protect existing utilities, the existing Conex container, concrete pavement, and all adjacent structures from damage.

1.4.3. Provide temporary erosion and sediment controls as needed.

1.4.4. Maintain safe vehicle and pedestrian access to existing USCG operations at all times.

1.4.5. Repair any damage to existing facilities in kind at no cost to the

Government.

1.5. SPECIAL WORK REQUIREMENTS

A. The site superintendent must be:

(1) An employee of the prime contractor,

(2) Be always on-site while work is conducted,

(3) May also be the Quality Control Manager,

(4) Speak fluent English, and

B. The Contractor’s Quality Control Manager is responsible for all quality control and quality assurance aspects of the project.

C. Comply with all hot work requirements of the USCG unit.

D. Coordinate all staging and laydown areas with the Contracting

Officer’s Representative (COR) prior to commencement of work.

1.6. PROJECT PERFORMANCE PERIOD

A. The total contract performance period shall include the time needed to complete administrative processes, review, and approve material submittals, complete the base bid, any inspections, complete all project record (closeout) documents, and Governmental review of submittals. After work begins at the site, perform the work continuously during normal working hours and show daily progress until all work is complete.

B. The USCG intent is to complete the gravel parking area as quickly as practical. The Contractor is encouraged to propose accelerated sequencing and early completion where feasible, provide all quality, compaction, and safety requirements are met.

C. The total contract performance period is as follows:

Base Bid: 14 Calendar days Total Contract Performance Period:

14 Calendar days

1.7. HOLD POINT CONSTRUCTION INSPECTIONS

A. None required.

1.8. LOCATION

The work is located at:

U.S. Coast Guard Facility Rio Grande, 2611 W. Vo Tech drive, Weslaco, Texas 78596.

1.9. WORK HOURS AND PROGRESS CHART SPECIAL TIME EVENTS AND ACTIVITIES

1.9.1. Normal Working Hours

(1) Perform all work at the site from Monday through Saturday from 7:00am to 4:00 pm.

B. Performing the work beyond the listed working hours is at the discretion of the COR. The Government may reject any such request without impacting cost and performance period of the Contract.

(1) Compose the request to include projected day(s) and hours of the work, list of expected personnel including sub-contractors and the planned work to be performed during this period. Indicate in the request that the planned work is to be performed at no additional cost to the Government.

(2) The Contractor shall request approval three working days in advance of the requested time.

1.10. AVAILABILITY OF UTILITY SERVICES

Reasonable amounts of the following utilities will be made available to the Contractor without charge.

A. Electricity, and B. Potable Water.

The Contractor shall pay all costs incurred in connecting, converting, and transferring the utilities to the work. The contractor shall be responsible for making connections including providing back flow preventers, transformers and for disconnection.

The contractor shall provide temporary toilet facilities for their personnel.

1.11. CONTRACTOR USE OF PREMISES

The work shall be performed on a USCG operational military installation. Become familiar with and obey fire, traffic, and security regulations. Personnel shall not stray from the immediate area of work or direct avenues of ingress and egress unless authorized in advance by the COR. Protect and isolate the working area as per industry standard. All areas affected by the Contractor shall be restored to its original condition.

1.12. CLEANUP

A. The Contractor shall keep the work area free from accumulations of waste materials daily. The Contractor shall not use USCG waste disposal facilities.

1.13. RECEIPT OF MATERIALS

The Contractor is responsible to receive all equipment, materials, and supplies.

1.14. DELIVERY AND STORAGE

The Contractor is responsible for the proper transport and storage of all equipment and materials.

1.15. FINAL INSPECTION AND ACCEPTANCE

Electronically submit a written request for final inspection acceptance to the COR in accordance with the paragraph titled Special Prior Notice Notifications and Requests.

1.16. WARRANTIES

Endorse all warranties or guarantees to the Government.

1.17. TRAINING

The Contractor shall provide training to USCG unit personnel in the operation of any new equipment. Associated Operation and

Maintenance Manuals shall be approved and provided to the unit prior to the training.

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