New Britain herald., 1917-06-12

March s1. 1917. being the ninth an nual report of the engineering depart ment of this city.
 The amount of work accomplishe ed during the year will be found under the following subdivisions and tables herewith attached.
 Bridges.
 The work on the elimination of the Corbin avenue grade crossing and the construction of an overhead bridge, with the necessary approaches was completed during the year. This work was done under the supervision to the city. as it's share of the ex- pense was $5,951.19.
 An I-beam bridge was designed for Monroe street and work started late in the fall. Both the abutments and wing walls were completed up to the I-beams before cold weather set in. This work was done by city labor un- der the superintendent of sewers, and the cost as far as the work has been completed is $1,436.04. The estimat- ed cost of this work was $3,sO0.
 The city forces made general re- pairs to all plank bridges. as required, at Q Cost for labor and material of $273.6S.
 Retaining Walls.
 On account of a change in the adopted grade on the east side of Pennington avenue and the west end of Allen street, 1t was necessary for the city to construct a concrete re- taining wall at the above corner.
 This work was done under contract by the firm of Baker & Lasher Inc. 1t . cost Of $611. The estimated cost of this work was $s60.
 A concrete retaining wall was con- structed by the city along the Amer ican Hardware company's land at the junction of Arch street and Shuttle Meadow avenue. This work was done under contract by M. 70. Baker at a cost of $2,081.86. It is proposed to erect m iron fence along the top of received. The estimated cost of this work complete was $2,350.
 There was more or less grading done on several other streets. in nr- der that concrete sidewalks could be constructed. The streets and cost of the work Is shown in the report of the board of public works.
 All of the above work was done by city forces under the Supervision of tho superintendent Of streets.
 The grading of Corbin avenue be- tween the trolley tracks and a. point 1S0 feet north of Hawley street was completed during the year. This work was done under contract by the Connecticut Good Roads and Con- struction company at q total cost of ;2.l1s.27.
 New Macadam. During the year six streets were macadamized, total of approximate ly 1.07 miles. A concrete gutter it. in. wide and 6 in. thick was con- structed on both sides of all streets macadamized during the year. The concrete gutters on the above streets were constructed under con- tract at a price of 1Sc per square foot.
 The concrete gutters on Oak street were constructed on both sides oe the street for the entire distance between North and Allen streets. All other work in connection with the above work was done by city forces.
 Rosurfacang and Repairs The amount expended for main taining our macadam streets during tho year was $e,sso.5e. A. -epail rang was kept at this work during tho entire season. Some streets were treated with 4s per cent. liquid asphalt covered with l q inch clean stone, others were | covered with both sand and stone. A l few streets were covered with SO pel cent. liquid asphalt and covered wirf sand.
 I Cold tar was used on a large mum. ber of streets and this was covered ] with sand. Heated tar mixed with crushed stone was used to fill de. ! pressions. Other macadam street: ! were covered with Winch stone and ! in some cases this was covered witt screenings.
 There were repairs made on 7t streets during the year, not includ- ing streets that were trated with $ cold application of either asphalt ol l oil.
 The bituminous pavement .on Soutl Main street was repaired during tht year at cost of $444.6o. | Permanent Pavement. A three-inch sheet asphalt pave ment over. six inch concrete bast
 was constructed on Elm street, be tween Park street and East Mair street. This work was done by tn. Union Paving Go. of Schenectady IN. Y., for $1.SS per square yard :n' cluding the asphalt top. concret' base. excavation and . five-year guar antee.
 The amount of pavement laid wa:
 7.s01 square yards, and the total cos of the work, includingl inspection iand all extra work was $17.562.0S. | Repairs were made in the Bitr ltt1,ic payement on Church street lait