Attachment_3_-_Statement_of_Work.pdf

PERIMETER FENCE REPAIR STATEMENT OF WORK

YUMA MEADOWS CONSERVATION AREA

Imperial County, California

FY 2024

LOWER COLORADO RIVER

MULTI-SPECIES CONSERVATION PROGRAM

1. Foreword

1.1 Background

Under the Lower Colorado River Multi-Species Conservation Program (MSCP), the Yuma Meadows Conservation Area (YMCA) provides disconnected backwater habitat for threatened and/or endangered native fish of the lower Colorado River. The facility supports the recovery of native fish species and creates wildlife habitat on the Lower Colorado River.

YMCA is a 433-acre parcel of land, situated on the California side of the river between Imperial and Laguna Dams; roughly 12.5 miles northeast of Yuma, AZ and 8 miles Southwest of Martinez Lake, AZ.

MSCP requires the replacement of approximately 3,500 linear feet of 7-ft high, 3 strand barb wire chain link fence fabric, not to include the existing fence posts, around the western perimeter of the YMCA site. The 3,500 linear feet is necessary to replace the fencing damaged from a July 2023 fire around the YMCA.

There is an existing approximate 20-foot width interior clearing along the fence alignment for access.

1.2 Objective

A. The Contractor will be required to furnish all the labor, tools, equipment, materials and incidentals necessary for removal and replacement of approximately 3,500 linear feet of 7-ft high, 3-strand barb wire chain link fence fabric in accordance with the specifications:

1. Chain Link Fabric

• Height: 72-inch, or as specified in the drawings.

• Mesh: 2-inch, or as specified in the drawings.

• Selvage: Twisted top and knuckled bottom.

• Gauge: 9-gauge, or as specified in the drawings.

• Zinc-Coated Steel Fabric: ASTM A392.

a. Coating weight: Class 2.

b. Coat before weaving.

2. Barbed Wire

• Steel barbed wire: ASTM A121.

a. Coating: Type Z, Class 3.

b. Design Number: 12-2-4-14R.

c. 1 & 2 Available online at www.chainlinkinfo.org.

3. Fittings

• ASTM F626.

• Tie Wires and Clips: ASTM F626.

a. Standard round wire ties.

b. 9 gage steel.

c. Zinc coating, minimum: 1.2 oz/ft2.

• Barbed wire arms: ASTM F626, Type I.

B. The Contractor shall be required to submit spec sheets and shop drawings for all materials and construction installation details required to demonstrate conformity with the specifications. Spec sheets and shop drawings are required to be submitted for approval by USBR prior to materials purchase and installation.

C. The Contractor is responsible for obtaining all required permits and approvals required to complete the work, inclusive of fees required for such.

1.3 Period of Performance

A. The period of performance shall be 60 calendar days from the date of issuance of the

Notice to Proceed.

1.4 Weather

A. During the summer months, temperatures can regularly reach over 110 degrees Fahrenheit with a daily range between maximum and minimum temperatures of 50 to 60 degrees. During winter months, daytime temperatures may average around 70 degrees Fahrenheit, with night temperatures capable of reaching freezing. The Yuma area averages 15 days of measurable precipitation per year with thunderstorm season around July and August resulting in higher average humidity levels. Flooding may occur during July and August but is mostly limited to the upper basins above storage dams. Strong winds are typical throughout the year but are generally experienced during the spring months.

2. Summary of Work

2.1 Location

A. The project site is located approximately 12 ½ miles Northeast of Yuma, AZ in Imperial

County, CA.

2.2 Principal Components of Work

A. Demolition, disposal and subsequent installation of approximately 3,500 linear feet of 7-ft high, 3-strand barb wire chain link fence fabric in accordance with the specifications.

2.3 Project Conditions

A. Government land may be used for required construction facilities.

1. Staging area: Two 0.5 Acre staging areas (total 1.0 Acre) are available, [1] just north of the existing fenced yard and [2] just south of the fenced yard (see areas highlighted in red on map below). The contractor will not have access to the existing fenced yard and buildings on site.

2.4 Restoration

A. Restore Contractor use areas to pre-construction condition.

Table 1 - List of Submittals

* Submittal Types: A - Action, I - Information ** CO -Contracting Officer, CE -Construction Engineer, PM-Project Manager

RSN

Clause or Section

Title

Submittals Required

Due date or delivery time

Type

Responsible

Code

No. of sets to be sent to: **

CO COR

14-1 Chain Link Fence Fabric

Certifications

7 days before material/supply purchase

A COR 0 1

2.5 Spec Sheets/Cut Sheets

A. The Contractor shall be required to submit spec sheets or cut sheets for all materials proposed for use as part of the project to demonstrate conformity with the specifications and drawings.

Spec sheets and cut sheets are required to be submitted for approval by USBR prior to materials purchase and installation.

END OF STATEMENT OF WORK