(A) No separate payment will be made for the work covered in this part of the specifications except as set forth below. All other related items are incidental construction. Contract unit prices shall include all costs for each item of work.
(B) Trench-stabilizing material shall be paid per ton. The unit price shall include labor, materials, equipment, additional trench excavation, de-watering, pipe bedding material and incidentals work for providing stabilizing material in place of unsuitable foundation materials where directed and authorized by the engineer.
(C) Rock excavation shall be paid per cubic yard. The unit price shall include extra cost of labor, materials, equipment, pipe bedding cushion, removal and disposal, and incidentals necessary to complete work required for rock excavation over the cost of earth excavation when authorized by the engineer. Measurements will include authorized excavation to a depth specified and will be computed by the average end area method by maximum width limits of the standard trench section to be determined prior to excavation. At manholes and other structures, the measurement will be made to one foot outside the wall line of each structure.
(D) Rubble excavation shall be paid per cubic yard. Unit price includes extra cost of labor, materials, equipment, pipe bedding cushion, removal and disposal and incidentals necessary to complete work required for rubble excavation over cost of earth excavation when authorized by the engineer. Measurement will include authorized excavation to a depth specified and will be computed by average end area method within maximum width limits of the standard trench section to be determined prior to excavation. At manholes and other structures, the measurements will be made to one foot outside the wall line of the structure.
(E) Augering or jacking casing with carrier pipe shall be paid per lineal foot. The unit price shall include jacking pit, excavation, casing pipe, jacking, sewer or pressure pipe, bedding and casing backfill, disposal of spoil material, sheeting, backfill, fill concrete, enclosure, flaggers, warning lights, barricades and miscellaneous associated work. The length and details of the crossing shall be shown on the plans or as specified. Measurement will be made along the length of the casing.
(F) Augering or jacking pipe without casing shall be paid per lineal foot. The unit price shall include jacking pit, excavation, jacking, sewer or pressure pipe, disposal of spoil material, sheeting, backfill, enclosures, flaggers, warning barricades and miscellaneous associated work. The length and details of the crossing shall be as shown on the plans or as specified. The measurement will be made along the length of the pipe.
(G) Sheeting left in place shall be paid per square foot. Unit price shall include the material cost only of sheeting and shoring left in place as shown on the plans or at the engineer’s direction. The cost of the transporting and installing is incidental to the laying of the pipe and shall not be included.
(H) No payment will be made for the earth excavation, bedding, shaping of the trench bottom and backfill treatment around the pipe or for the furnishing and placement of ordinary backfill from the top of the pipe to the trench surface under this part of the specifications.
(I) Sand backfill above the top of the pipe, if required and approved by the engineer, shall be paid per ton. Unit price shall include additional costs over ordinary backfill of furnishing IDOT Gradation 1, 32 or FA-6 sand materials, disposal of excavated material, equipment, labor and incidentals for providing sand backfill compacted to the specified density where shown on the plans or as directed by the engineer. Where special materials or treatment of the 12 inches of backfill under the pavement is required, the cost shall be considered as incidental to the sand backfill. There will be no payment made for the furnishing and placement of compacted backfill from the top of the pipe to the trench surface under this part of the specifications.
(J) Sidewalks shall be paid per square foot. The unit price shall include all costs of replacing the sidewalk compacting subgrade and a measurement shall be made of the sidewalk replaced.
(K) Curb and gutter shall be paid per lineal foot. The unit price shall include all costs for the replacing of the curb and gutter and measurement shall be made along the back of the curb and gutter replaced.
(L) Pavements shall be paid per square yard. The unit price shall include all costs for replacement of the various types of pavement listed in the form of proposal and a measurement shall be made for the pavement replaced.