1995-02-23_GENERAL DOCUMENTS - C1981048

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MEASUREMENT AND PAYMENT See 1.0 Mobilization/Demobilization, attached. Task 2 - Linden Avenue Coal Loadout The purpose of this task is to remove and dispose of coal, coal fines and other imported rock from portions of a six-acre industrial site previously used as railroad coal load out. The work will include grading, so that drainage is away from the A.T. & S.F. railroad tracks, and revegetation of a portion of the site, near the Baca Ditch. Work Description The area containing coal to be removed comprises some four (4) acres, and extends approximately 950 feet north of Linden Avenue, between the A.T. & S.F. Railroad tracks and Baca irrigation ditch. Coal depth varies between 4 and 31 inches as shown by thickness contours on Map #3. Coal and other imported rock will be removed to a depth sufficient to obtain a 1% grade away from the railroad tracks. Grading shall begin six (6) inches from the ties at their bottom elevation. This will cause surface water to collect in a swale located west of and paralleling the Baca ditch. Near the railroad tracks the bottom of the coal layer to be removed is marked by the presence of red limestone ballast, otherwise natural soil is present. Removed material is,,Io be disposed of atthe City of-Trinidad landfill located on Indiana Street, approximately, 2 miles from the loadout,� theffiumcipal power plant , located on U.S. 160=135, near 4he-north city limit of Trinidad;-one-mile-from.the loadout. �> The general location of a sewer manhole is shown on Map #3. The contractor is responsible for locating all above and below surface utilities and protection of same from damage. The Baca ditch is an active irrigation ditch and is not to be filled or otherwise e j�f interfered with. l Gv�c� Revegetation of the disturbed area will be limited to a 100 foot wide section paralleling the Baca ditch. �✓ Measurement and Payment There will be no measurement for payment for Task #2. Payment for Task #2 will be reflected in a lump sum bid under Item #2 on the Bid Schedule. Task 3 - Section 15 Stream Realignment This task requires the furnishing of all labor and equipment necessary to excavate and establish a new stream channel for an unnamed stream emptying into Del Augua Creek in the extreme south center of Section 15. Work Description Approximately four hundred feet of new stream channel will be excavated through surficial clay, silt, and unconsolidated sediment containing occasional coal, and other imported rock. Bedrock is believed to be between five and ten feet below the surface, and consists of silt 8 l "