ST0501-CN120611 CITY OF COPPELL
CHANGE OR EXTRA WORK ORDER
PROJECT: ST05-01 Deforest Road
CONTRACTOR: Tiseo Paving,Inc.
OWNER: City of Coppell
CHANGE ORDER NO.: 1 DATE: 5/30/2012
Unit
Item Description Quantity Unit Price Total
ADD:
256 8"Cement Stabilization 6,525 SY $3.95 $25,773.75
257 Cement Slurry(421bs/SY) 137.0 TON $300.00 $41,107.50
SUBTRACT
218 8"Lime Stabilization -6,525 SY $3.95 -$25,773.75
219 Lime(Hydrated)(421bs/SY) -137.0 TON $160.00 -$21,924.00
Total Revision to Contract Amount $19,183.50
Original contract amount $2,096,463.73
Net increase in contract amount 0/#710P) $19,183.50
Revised contract amount 2 $2,115,647.23
Cumulative increase in TOTAL change order amount(Percentage)
I%
Net increase in contract time of completion
0
Revised Contract time of completion
300
The contractor hereby accepts this Contract adjustment as a final and complete adjustment in full accord and
satisfaction of all past and future liability originating under any clause in the Contract by reason of this revision to the Contract.
f0•5,IZ
Re mmended by Ci Eng eer Date
L�.GLEE t6
4/7/4/—
Agree to by Contractor
Acce d by City ate
5 So- Z_
Pay Item 256 8" Cement Subgrade Treatment:
This work includes treatment of the top 8" of subgrade by pulverization, addition of cement,
mixing and compacting, and remixing and re-compacting the top 6" of the mixed material to the
required density. Subgrade shall be constructed to the lines and grades as required by the
construction plans, in accordance with the appropriate details and specifications, including Item
275 in TxDOT's 2004 Standard Specifications for Construction and Maintenance of Highways,
Streets and Bridges.
Cement treatment shall be provided under all proposed concrete pavement, median pavement,
curbs, concrete valley gutters and HMAC pavement From Station 8+15 to 25+50, unless noted
otherwise or approved by the Engineer, and shall extend to a point at least one-foot behind back
of curb. After subgrade treatment and shaping is complete, CONTRACTOR shall maintain the
proper moisture content in the subgrade to prevent drying and cracking, until covered by paving
material. An application of emulsified asphalt curing sealant shall be applied, after final rolling,
at a rate of 0.2 gallons per square yard (Item 275.4G).
Measurement and Payment for work performed and materials furnished related to cement
subgrade treatment, as provided herein, shall be made on the basis of the price bid per square
yard, (SY) in accordance with TxDOT item 275.5, and shall be total compensation for furnishing
and/or operating all labor, materials, tools, equipment and other incidentals necessary to
complete the work.
Pay Item 257 Cement:
This work includes the furnishing of the cement material to be used for cement subgrade
treatment, in accordance with the appropriate specifications. All cement shall be placed in
accordance with TxDOT Item 275. Cement to be used for this project shall be placed at a rate of
421bs per square yard and in SLURRY FORM, unless approved otherwise by the Engineer.
Measurement and Payment for work performed and materials furnished related to cement
material for subgrade treatment, as provided herein, shall be made on the basis of the price bid
per ton (TON) in accordance with TxDOT item 275.5, and shall be total compensation for
furnishing and/or operating all labor, materials, tools, equipment and other incidentals necessary
to complete the work.
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