Atch_2_Specification_Concrete_Target_Blocks.pdf

SPECIFICATION

CONCRETE TARGET BLOCKS

06 July 2017

1.0 INTRODUCTION

This specification establishes the requirements for the fabrication and delivery of concrete Target blocks depicted above to Avon Park Air Force Range, Avon Park, FL 33825. Blocks are to be used for target construction at Avon Park Air Force Range.

Typical 10 foot block Typical 5 foot block

2.0 GENERAL DESCRIPTION

1. Concrete block as depicted above should be constructed from minimum of 3000 psi concrete.

2. Contractor shall fabricate the following number of blocks:

-308 each Concrete Target Blocks, 10 foot long x 30 inches high x 24 inches wide -70 each Concrete Target Blocks, 5 foot long x 30 inches high x 24 inches wide -5 each Concrete Target Blocks, 3 foot long x 30 inches high x 24 inches wide.

3. Concrete blocks will be reinforced with 1 pound per yard of Nycon fiber mesh or equivalent reinforcement. If providing an equivalent, please provide specifications.

4. Blocks will have two, 3.5 inch high x 12 inch wide forklift slots in each block. Slots will provide lifting from either side of the block. The forklift points will be centered on the block with outer edge of the slot located 2 foot 6 inches from the outer edges on the 10 foot block and 1 foot from the outer edge on the 5 foot block. The three foot block will have one fork lifting point centered on the bottom of the 3 foot face of the block. In addition to forklift points, the blocks will also have recessed lifting points on the top surface as depicted in the attached drawing. The 10 foot long blocks will have 2 each recessed lifting points per block and the 5 and 3 foot long block will have one each recessed lift points.

5. All blocks shall have parallel sides and perpendicular edges.

6. Contractor shall be responsible to provide all labor, materials and equipment necessary to fabricate, deliver, unload and stack the cured blocks undamaged at Foxtrot Range holding area approximately seven miles from the Main Base cantonement area. Blocks shall be neatly stacked and remain unbroken. The holding area at foxtrot is natural terrain. Prime contractor is responsible for any subcontracted work and deliveries.

7. Contractor may perform fabrication on base at the concreted target pad area. The finished cured blocks will then be delivered to staging area at Bldg. 65 approximately ¼ mile from pad.

8. Contractor will be responsible for containing any rubbish/waste generated by the work force, work processes or material delivery at the end of each day. The contractor shall remove all contractor-generated rubbish by the end of the contract period.

9. Site visit prior to bidding is encouraged but not required. Lack of visting the site visit will not be a reason for a post-award change.