Agenda Packets - 1988/01/19 - Laserfiche WebLink

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Annual Maintenr.nce Program ; Based on a 5 year mainteance cycle then on an annual basis 89,236 square - yards of local streets should be targeted for mainteance and 30,728 square yards of NSA streets should be targeted for maintenance. The surface distress tsurvey he asandmNSAiroadisegments Tables 6 and 7 indicated the following for list, Local X Severe 20,566 5.Y. 10,509 S.Y. 31,075 S.Y. 5.2 Moderate 1124.4 ,769 S.Y. 113,089 S.Y. 225,858 S.Y. 37.7 Slight 296,294 S.Y. 30,040 S.Y. 316.553 �.Y. 52__7 Unbuilt 16,553 5.Y. TOTAL 446,182 S.Y. 153,6 38 S.Y. 599,820 S.Y. ir nd the The estimated repair cost are and sealdon coatrtoatheamoderatefroadgsegmentseand road segments with rep• seal coat to the slight ^oad segments. Costs were estimated in 1984 dollars and for study purposes are as - follows: 1. Severe - 3•, repairoverlay@ S10.00/sy for 20:: of area or TOTAL i 2. Moderate-3'•repair @ S10.00/sy for 10:: of area seal coat TOTAL 3. Slight -seal ..oat 53.00/sy cr 52.00/sy 52.00/sy S5.00/SY S1.00/ sy S0.50/sy $0.50/ey This results in a system maintenance cost as follows: Severe S 31,100 sy Moderate 225,900 sy Slight 32G,300 sy TOTAL @ $5.00/sy = 0155,500 @ 51.50/sy = 338,850 @ SO.50/sy = 163,150 5657,500 The alternative to an annual mainteance program is to allow the system to totally wear out with subsequent replacement. Based on 599,300 square yards in the Local and NSA street systems anditment a rreeplacementovecost the next 10 Of $6.00/square yard would require a S3,598,8 to 20 years. Recommended Annual Maintenance proRLa It is recommended that a 5 year program be continued. This would require an annual investment of 5131,500.00 in 1984 dollars. It is further recommended that the area of severe surface distresswithtreceivebalaan of the accelerated 3 year program of 552,000 p year