Laserfiche WebLink
<br />, <br /> <br />. <br /> <br />e <br /> <br />e <br /> <br />e <br /> <br />TABLE 1 <br /> <br />PRELIMINARY CONSTRUCTION COST ESTIMATE <br />FOR TWIN LAKES OUTlET WORKS <br /> <br />Item Quantity Cost Per Unit Cost <br />3o-inch ductile iron pipe 65 feE!t $100/foot $6,500 <br />Concrete encasemE!nt for 3o-inch ductile 65 feE!t $50/foot $3,250 <br />iron pipe <br />Gate (sloping) 1 $1,200 $1,200 <br />Gate (vertical) 1 $600 $600 <br />Concrete control beam 3 cubic yard $500/yard' $1,500 <br />Operator, tube stem, supports 1 $3,000 $3,000 <br />Riprap 50 yards' $40!yard' $2,000 <br />Earthwork 800 yards' $7/yard' $5,600 <br /> Subtotal $23,650 <br /> 25 % Contingency $5,913 <br /> Total $29,563 <br /> Say $25,000 to $30,000 <br /> <br />EN 6-1J/EF..EI A/C <br />77J17JL <br /> <br />115 [lO/) <br /> <br />1>'1500/) <br /> <br />ROCKY MOUNTAIN CONSULTANTS, INC. - February 20,1998 <br /> <br />C:\OFFICE\OEPT 43\BlH _ Twin.ta 1.wpd <br />