DRAFT SOW-trellis system.pdf

Agricultural Research Service

San Joaquin Valley Agricultural Sciences Center

9611 S Riverbend Ave Parlier, CA 93648

Title of Services: New table grape trellis installation

Statement of Work

1. Background:

The USDA‐ARS facility at Parlier, CA has an active grape breeding program that had been planting own‐rooted seedlings for 20 years in the same soil. Updated trellis and irrigation systems are required. This acquisition is to install two different trellis system in four blocks.

2. Scope:

The proposed blocks for the trellis system are currently bare ground that has been deep ripped and disked flat. Two trellis systems are required to meet the needs of the program.

Vendors are encourage to attend scheduled job site walk.

Block 11 (1.8 Acres), 48" V‐trellis system:

11 rows with vine spacing of 6’ x 12’. Trellis is east to west direction.

Block 31 (4.6 Acres), 48" V‐trellis system:

29 rows with vine spacing of 6' x 12'. Trellis is east to west direction.

Block 12 (5.7 Acres), 3 wire vertical system:

34 rows with vine spacing of 3’ x 12’. Trellis is east to west direction.

Block 22 (5 Acres), 3 wire vertical system:

38 rows with vine spacing: 3' x 12'. Trellis is north to south direction.

3. Objectives:

The goal of this acquisition is to obtain high quality trellis systems at minimum cost.

4. Requirements:

The vendor is expected to provide completed trellis systems that are ready to use for the table grape program. System and all materials furnished with it shall be free of defects.

For 48" V‐trellis system with vine spacing of 6' x 12'; vendor is expected to:

1. Mark field for line and end posts.

2. Lay out all posts, anchors, and cross braces.

3. Install end posts, line posts, and anchors.

4. Install cable tie back slings and row numbers.

5. Install end V‐cross arms and attach cable trusses to end V's.

6. Assemble and install V‐cross arms.

7. Lay out all new wire in proper sequence.

8. Install highway clips.

9. Clip 6 wires to V‐cross arm assemblies and 1 wire to line stakes.

10. Install tension devices to end posts and end V's on both ends.

11. Connect wires to tension devices and tension.

For vertical 3 wire system with vine spacing of 3' x 12'; vendor is expected to:

1. Mark field for line and end posts.

2. Lay out all posts and anchors.

3. Install end posts, line posts, and anchors.

4. Lay out all new wire in proper sequence.

5. Clip 4 wires to line posts.

6. Install tension devices to end posts.

7. Connect wires to tension devices and tension.

5. Proposal should include:

Itemized lists of parts and their weight/size/gauge for both end of row assemblies and interior line trellises.

Labor costs

Schematics drawings showing wire positions, horizontals and crossarms with their heights relative to ground level and block layout in vineyard referencing any existing adjacent vine rows.

6. Delivery. December 2023 – January 2024

7. Government‐Furnished Property: NA

8. Security Requirements: NA

9. Place of Performance: San Joaquin Valley Agricultural Sciences Center, 9611 S Riverbend

Ave, Parlier, CA 93648.

10. Period of Performance: December 2023 – January 2024