Show N NOTICE OTICE TO BRIDGE contractors specifications for a bridge to bo be constructed ted across weber river by weber county state of utah on or near the section line between sections 23 and 24 in township 6 north ot of ranee range 2 west of the salt lake meridian ta V 8 survey in weber county state ot of utah tho the bridge to be ot of steel trusses feet long between pin centers IS 18 foot roadway in the clear and to rest upon iron column abutments at each end in a shoe of the usual form and 2nd the abutments shall consist of two iron columns at each end of the bridge properly tied and trussed together with tie braces and laterals literals late rals the columns to be not less than then 42 inches diameter to be composed of sheets A 4 inches in thickness riveted together each column to be 24 feet long to be set in the earth to such a depth as the engineer shall direct and 3 piles 30 feet long driven inside ot of each to a solid foundation and to extend into the iron pier dier at least 8 feet all sand and earth to be removed from the inside of the columns and filled with concrete composed of portland cement sand and gravel in proportion 1 3 and 5 3rd ard the members 0 fahe bridge shall be sufficient to sustain a moving load of 1400 pounds to tho the lineal foot ath T to be 13 lines of joists foists 3 by I 1 11 I 1 inched inches bridged the floor to be of two layers of 0 planks two and three inches respectively the wheel guard and hub plank to be 3 by 6 inches all of oregon fir tree free from all injurious defects aith approaches to be constructed at each end each IS 18 feet long the outer end of the joists foists resting on piles driven at least 15 feet deep capped with timber 10 by 10 inches square dritt drift pinned to each pile the joists foists and flooring to be in all respects the same as those specified tor for the bridge the outer side of the piles to be planked blanked with plank 2 inches thick of sufficient length to support the earthen embankment to be raised for the roadway ath on the north side of the river and extending from the bridge up stream twenty piles to be driven 5 feet apart each pile to be not less than thirty feet long located as the engineer shall direct and driven to a solid foundation to the satisfaction and acceptance cep tance of the engineer in charge of the work each bidder on the above described bridge shall be required to submit with his bid drawings showing the general form of the structure he proposes to erect also a strain sheet showing the length and heIgh of tho the span tho the number and length of the panels width of the roadway carrying capacity of the bridge the number of pieces size of each and kind of material in all the members and the maximum strain strata on each the ultimate strength and the allowed unit strains for different kinds of materials with a general description script lon of the details of construction and workmanship and different qualities of the different materials to be used A certified check in the sum of must accompany each bid and be forfeited to weber county in case the successful bidder shall fall to enter into contract with weber county for the construction of said bridge in accordance cor dance with these specifications and I 1 his proposal and execute a bond conditioned on tho the faithful perform 2000 2000 within tour four days after tho the ac cep tance of the bid and the awarding of the contract all bids plans and specifications and strain sheets conforming to the foregoing must be filed in the office of the county clerk on or before 12 noon standard time on tho the day of december A D 1898 at which time all bids will be opened the county Commiss commissioners loners reserve the right to reject any or all bids dy by order of the board of county commissioners of weber county state of utah NEWTON FARR clerk dy by L R CAHOON deputy clerk |