Casting/manufacturing and delivering specially designed habitat modules (Figure 1) for the two-month period commencing from the official date on the Notice to Proceed. The quantity for this period will be 1,155 modules. Habitat Specifications: The habitats shall be cast/manufactured with a minimum of 2500 psi concrete. Each habitat shall be reinforced with ninety (90) linear feet of number four (4) and half (1/2) inch re-bar having at least seven (7) columns and four (4) rows bound by wire (Figure 2). The habitats shall be eight feet (8’) in length by four feet (4’) in width and five (5) inches thick with a twelve (12) inch high by four (4) feet wide by five (5) inch thick leg at each end of the slab. One leg on top and the other leg on the bottom of the slab, set at 4 a right angle to the slab (Figure 1). Each habitat shall consist of approximately threefourths (.75) cubic yards of concrete and weigh about 2,500 pounds.