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CC RESOLUTION 1072RESOLUTION NO. 1072 A RESOLUTION OF THE CITY COUNCIL OF THE CITY OF EL SEGUNDO, CALIFORNIA, ADOPTING "SPECIFICATIONS s NO. 500331 OF THE CITY OF EL SEGUNDO, CALIFORNIA v r FOR THE CONSTRUCTION OF CONCRETE CURBS AND SIDE- WALKS MARCH 319 1950 ", AND REPEALING RESOLUTIONS NOS. 32, 33 AND 573 OF SAID COUNCIL. The City Council of the City of E1 Segundo, California, does resolve, declare and determine as follows: SECTION 1. That the following specifications, to be known and designated as "Specifications No. 500331 of the City of E1 Segun- do, California for the Construction of Concrete Curbs and Sidewalks March 31, 1950" shall be and the same are hereby approved and adop- ted, to -wit: "SPECIFICATIONS FOR SIDEWALKS, CURBS AND DRIVEWAYS SCOPE OF WORK "The work shall consist of furnishing all necessary materials, tools, appliances, equipment, labor and trans- portation for the construction of concrete curbs, side- walks and driveways, all to be completed as shown on the plans, profiles and cross- sections described herein; and it shall be unlawful for any person, firm, or corporation to proceed with such construction without first having obtained a permit to do so from the City Engineer's Office of the City of E1 Segundo, California. "When the work to be constructed is according to plans not prepared by the City Engineer's Office, applicant shall file with such office a plan or sketch of the proposed work showing dimensions and relation of said work to street and property lines. "The City Engineer's Office shall establish all grades and set all line and grade stakes for all curbs, sidewalks and driveways when requested so to do, and all work shall conform to such line and grade. "Whenever the sidewalk to be constructed does not cover the entire area between the curb and property line, such un- covered portion shall be brought to sidewalk grade and left in a finished condition. "SECTION I "MATERIALS "CEMENT: All cement used when not otherwise qualified shall be Portland Cement and shall conform to the "Stand- ard Specifications and Tests for Portland Cement ", {Serial Designation C9 -40} of the American Society for Testing Mater- ials. - 1 - 5_969 "AGGREGATES: Aggregates shall be clean, well - graded and water washed. Pea - gravel and crushed rock shall be hard, durable and of a quality satisfactory to the City En- gineer. All aggregates shall be free from clay, loam, mica, organic materials, or other impurities. Unless otherwise specified, SAND shall, when dry, pass a one - fourth (1/4) inch screen with not more than thirty per cent (30%) of the bulk passing a 30 -mesh sieve, and not more than sixty per cent (60 %) passing a 100 -mesh sieve. GRAVEL AND CRUSHED ROCK all shall pass a one -inch (1 ") ring with not more than twenty - five per cent (25%) being retained upon a three - fourth (3/4) inch sieve. "SECTION II "CONSTRUCTION "SUB- GRADE: The foundation or sub -grade shall be brought to the proper grade, and all soft or spongy material shall be removed to a depth of six (6) inches be- low said grade and replaced with material of a quality that will pack when moistened. This gravel shall then be mois- tened and the whole foundation tamped or rolled until it is solid. The material to be supplied in case of a fill shall be good earth, and the fill shall be built up in hor- izontal layers not exceeding one (1) foot each in thickness, each layer to be well packed by rolling or tamping. Before placing any sidewalk or curb upon a fill, the fill shall be flooded with water in order to thoroughly settle it. "In all cases where the soil upon which the concrete is to be laid is adobe, it shall be removed to a depth of not less than four (4) inches below the sub - grade, and the area excavated brought up to grade with materials which shall form a solid sub -grade when tamped or rolled. "PROPORTIONS: The approved proportions for Concrete shall be 1 part of Portland 2 -1/2 parts of coarse, 3 -1/4 parts of rook Cement sharp, screened sand The approved proportions of Cement Mortar shall be 1 part of Portland Cement 1 -1/2 parts of coarse, sharp, screened sand "A sack of cement weighing not less than ninety - four (94) pounds net shall be deemed to have a volume of one (1) cubic foot. "Not more than six and one -half (6 1/2) gallons of water per cubic foot of cement shall be used, which shall include the water contained in the aggregate. "DIMENSIONS: Sidewalks: All sidewalks shall be not less than three (3) inches in thickness and shall be poured monolithically. That portion of the sidewalk used as a portion of a driveway shall be not less than four (4) inches in thickness. In all street intersections where there are concrete curb returns, the sidewalk shall be laid so as to cover the entire surface included within the prolongation - 2 - v9 r O of the side lines of the intersecting streets and the curb returns, unless otherwise directed by the City Engineer. "CURBS: Class A Curbs shall be six (6) inches wide on top, ten (10) inches wide on the bottom, eighteen (18) inches deep, and shall have a batter of three (3) inches on the front face and a one (1) inch batter on the back face. "Class B Curbs shall be six (6) inches wide on top, nine (9) inches wide on the bottom fifteen (15) inches deep, and shall have a batter of three N inches on the front face. "Curb Returns: The radii of curb returns shall be that as designated by the City Engineer. "Special Combination Curbs and Sidewalks: See plan D- 410605 and D- 41023, on file at the City Engineer's Office. "Driveways: Driveways shall be not less than four (4) inches in thickness and shall be poured monolithi- cally. The horizontal width of the sloping edges of the driveway shall be six (6) inches for each vertical inch of curb height, where such sloping edges are not part of a side- walk. Where such sloping edges are a part of any sidewalk, the horizontal width of this slope shall be eight (8) inches for each vertical inch of curb height. "Driveways shall be given a broom finish unless otherwise directed by the Street Superintendent or City En- gineer. "SECTION III ".MIXING AND PLACING CONCRETE "All proportions shall be obtained by actual mea- surement, and no material shall be used which has not been measured. "Mixing shall be done in approved type of mixer or in a suitable watertight box. "No concrete shall be used or retempered which shows evidence of having reached its initial set. "No more concrete shall be placed than can be cov- ered and completed in one day, in a practically continuous operation. "All concrete sidewalks and curbs shall be given a rotary finish with a steel trowel unless some other kind of finish is permitted or required by the City Engineer. "Curb markings shall be marked perpendicular to the grade line of the curb. "Forms for curb shall be of a width equal to the full depth of the face and shall be true and rigid in order that the finished curb shall be true and even. - 3 - 59'71 "No form shall be removed from the curb within less than one -half (1/2) hour after the concrete body is tamped into place, and the rear curb form shall be kept in place until the face of the curb has been finished. Immediately after removing the front curb forms, the face of the curb shall be troweled smooth to a depth of not less than two inches (2 ") below the gutter line or to the flow line of integral curb and gutter, and then finished with a steel trowel. The top shall be edged and the front and back edges rounded as shown on the plans. "Transverse expansion joints shall be construc- ted at the ends of all curb returns and at uniform inter- vals of not more than forty (40) feet between returns. "Concrete shall be protected and shall be thoroughly wetted in order to insure uniform curing. "The contractor shall stamp his name on all work done by him at intervals of not more than three hundred and fifty (350) feet on continuous work, and not less than once on each job of less than three hundred and fifty (350) feet in length. "The contractor shall repair at his own expense any damage to curbs, gutters or cross -walks caused by him in the performance of the work. "No concrete shall be placed in forms until the forms have been inspected and approved by the Street Su- perintendent, and ALL work shall be done to his satisfac- tion." SECTION 2: That Resolution No. 34 entitled, "A RESOLUTION OF THE BOARD OF TRUSTEES OF THE CITY OF EL SEGUNDO, CALIFORNIA, ADOPTING SPECIFICATIONS NO. 79 FOR THE CONSTRUCTION OF CEMENT CURBS WITHIN THE SAID CITY ", passed and adopted on the 22nd day of January, 1921; also Resolution No. 33, entitled, "A RESOLUTION OF THE BOARD OF TRUSTEES OF THE CITY OF EL SEGUNDO, CALIFORNIA, ADOPTING SPECIFICATIONS NO. 89 FOR THE CONSTRUCTION OF CEMENT SIDEWALKS WITHIN THE SAID CITY ", passed and adopted on the 22nd day of January, 1921; and Resolution No._573, entitled, "A RESOLUTION OF THE CITY COUNCIL OF THE CITY OF EL SEGUNDO, CALIFORNIA, ADOPTING SPECIFICATIONS NUMBER B -1941 FOR SIDEWALKS AND CURBS IN SAID CITY", passed and adopted on the 23rd day of July, 1947, shall be and the same are hereby repealed. - 4 - 5913 STATE OF CALIFORNIA, ) COUNTY OF LOS ANGELES,) SS. CITY OF EL SEGUNDO. ) I. Victor D. McCarthy, City Clerk of E1 Segundo, California, do hereby certify that the whole number of members of the City Coun- cil of the said City is five; that the foregoing resolution, being Resolution No. 1072, was passed and adopted by the said City Coun- cil, approved and signed by the Mayor of said City, and attested by the City Clerk of said City, all at a regular meeting of the said Counoil held on the 12th day of April, 1950, and that the same was so passed and adopted by the following vote: AYES: Councilmen Baker, Peterson, Swanson, Thompson and Mayor Selby. NOES: Councilmen None. ABSENT:Councilmen None. WITNESS my hand and the official seal of said City this 12th day of April, 1950. ity Clerk of the' City of El egun- do, California. (SFAL)