ESTIMATE OF MATERIALS REQUIRED FOR CONSTRUCTION OF CONCRETE TENNIS COURTS One ' Two Court Courts Drainage Concrete: drain tile 5 diam: (iim. ft. 2°! -350 440 (Exclusive of amount necessary for outlet) Cinder or gravel £i11'-for tile: drain ditch (Gu.yd.) 47 59 Concrete ALLE BO PIC es Bee Ve) ay eck seees cd 202 180 (1: 24:3 mix) ; Cement thie ad kmbl nua adh oerk 422260 295 ~~ Sawd (eu.yo.) ee. Ces etette%e ole snes oe 9 0.0 464s 5A 96 oe a a ee 7X 125 Reinforcement (Woven or welded steel mesh for concrete reinforcement, to weigh not less than 80 pounds per 100 square feet) (1b.) ... 5280 9359 Expansion joint filler, premoulded bitumi- asus. type: 4 linet tedq 140.) .tak..aadd 970m. 60 216 Steel posts for net, complete No. required zg 4 afa