SIXTY-NINTH conennss; sm. rr. ca. 271. 1927. 1309 to inferior work or defective materials, such repairs shall be made at the expense of the contractor, and the bon furnished by the contractor shall be liable for such expense. nmnons Bd°'”‘ For construction and repair. of bridges, including maintenance ¤zg°m°m°ti°°’i°wt’ of nonlpassengerwamying motor vehicles, $50,000. _ Hi way rid e across Potomac River: For personal services in mghmy ’3"d"'°‘ accordance with Sie .Classi1§cation.Act of 1923, $9,720; labor, $1,920; power, miscellaneous supplies, and expenses of every kind necessarily incident to $t7he opera·ti1pn$ and maintenance of the bridge and ap roaches, 860· in 19 500. . _ _ Knacostia 1€iveriBridée: Iilor employees, miscellaneous supplies, A°°°°“°`“ B"°‘°‘ and expenses of every kind necessary to operation and maintenance of the ridge, $6,200. _ __ _ _ mms Som KW Francis Scott. Key Bridge: For m1scellaneous supplies and snags. expenses of every kindhneoessgrily incident tic the maigtenance of the bridge and approac es inc u persona services 2000. _ , _ Iteeonstruction. of bridge 0veiim§ock Creek at Militeiry Road wiiroiirbvigwk at Mu (bridge uumbergd 7. · _ M Street, over Rock For constructionof abridge to replace the M Street Bridge over Crlggbiwm Rock Creek, includinégl necessary changes in sewer and water mains MZ, p.él7. and including also su sum or sums as may be necessary for personal services, engineering, and incidental expenses, $250,000. .A rams Arm Pumas T'°°““° "“k“““S‘ For contingent expenses, including laborers, trimmers, nurserymen, C¤¤¤¤¤¤¤¤¤=b¤¤¤¤-i repairmen, teamsters, hire of carts, wagons, or motor trucks, trees, tree boxes, tree stakes, _tree straps, _tree abels, planting and care of trees on city suburban streets, care of trees, tree spaces, purchase and maintenance of nonpassenger-carrying motor vehicles, and mis- cellaneous items, $90,000. miami: convnivmrrcn srxrxorzs For maintenance of public convenience stations, including com- mgzlggc ¤·>¤v¤¤i¤¤¤¤ pensation of necessary, employees, $28,000. ` “ SEWERS ewes. For cleaning and repairing sewers and basins, including the pur- c1mu¤g,m. chase of three motor trucks at not to exceed $650 each»· for operation and maintenance of the sewage pumping service, including repairs Pumping an-aa. to boilers, machinery, and pumping stations, and employment of— mechanics aiu; labgrers, purchase 0; coal, oils, ‘waste, and; other s `es, an » oret e· maintenance .0 nonpassenverparrying motor viihiblles used inthis work, $$50,000: _ ‘ B ` For main and pipe sewers and receiving basins, $180,000. M¤‘° md ¤*¤°· For suburban‘sewers,iincluding*the exchange or replacement of Suburbuu one motor truck at notito exceed $4,000, the purchase of one motor tractor at not to exceed $650, andthe maintenance out nonpassengep carrying motor vehicles uusedlin tlns work, $648,890. ‘ For assessment and permit work, sewers, $500,000; mgmpcnr and mr For purchase -orv·eondemnati0n or rights of wayffor construction, Biggie army. maintenance,.an&rep1air··of public sewers, $1,500.* l i 1 For continuing t erconstruction of the upper Potomac main mgm P<>=¤¤=•¤ ur interceptor, U . _‘ » . ’ - _ · °°°" _ For beginning construction·_of·the upper Anacostia main inter· ,_g{>¤;r•»¤•¤¤¤¤·i¤· ceptoz alongthe Anacostia River between Benning Road and the D ` District line. $60,000. ~ 5