SOW_NERI_Specs_Long_Point_Recon_concrete_block.docx

Specifications

NPS / New River Gorge National River Maintenance Division

Purchase of Recon retaining wall system for Long Point Trail:

These materials will be used to construct an ABA Trail in order for the trail to meet the needs of visitor use for the Long Point Trail located on 131 Newton Rd in Fayetteville WV. Costs must include freight charges to Long Point Trailhead located in Fayetteville, WV. All materials will be shipped to the address below.

Specs must be equal to listed below:

Block specifications

· Block face: 5.33 sq. ft. 48” x 16”

· Block Depth: 24”

· Mass: 1,000 to 3,000 pounds per block

· Concrete: Minimum of 4,000 psi (28 MPa)

· Lifting Device: Lifting insert loop

· Turning Radius: Approximately 15’

· Retaining Wall Batter: 3.6 degrees automatically built into the system.

· Tongue and Groove locking system ( or a locking system equivalent)

A. (400) 48”L x 24” W x 16” H Full Top Block (Rustic textured concrete block natural looking stone face) Full top blocks – top of block is recessed (starting behind the 4” (11cm) texture on top of block at the face). Permits planting of sod or gravel placement within 4” (11cm) of front of the retaining wall. Bottom of block has an inset groove to interlock with base block B. (312) 48”L x 24”W x 16”H Full Base Block (Rustic textured concrete block natural looking stone face) Full base block – Lifting inset loop, taper of block and unique curved tongue permit turning radius of about 15’ feet., unique tongue-and-groove lock and placement for safe secure wall.

C. (4) 24”L x 24”W x 16”H Half Top Block (Rustic textured concrete block natural looking stone face) Half top block – top of block is recessed (starting behind the 4” (11cm) texture on top of block at the face). Permits planting of sod or gravel placement within 4” (11cm) of front of the retaining wall. Bottom of block has an inset groove to interlock with base block D. (2) 24”L x 24”W x 16”H Half Base Block (Rustic textured concrete block natural looking stone face) Half base block – Lifting inset loop, taper of block and unique curved tongue permit turning radius of about 15’ feet., unique tongue-and-groove lock and placement for safe secure wall.

The government reserves the right to reject, at no additional cost to the government, any materials that do not conform to specifications noted herein.

Delivery Location: Long Point Trailhead, 131 Newton Rd. Fayetteville WV

Delivery Date: Estimated, Staggered delivery date starting on or about May 1, 2017.

(4/17/17 qty. 90) (05/01/17 qty. 90) (05/15/16 qty. 90) (05/30/17 qty. 90) (06/12/17 qty. 90) (06/26/17 qty. 90) (07/10/17 qty. 90) (07/24/17 qty. 88)