.

TABLE 29

.

COMPARISON OF COST SAVING FOR INFRASTRUCTURAL WORKS

.

ITEMDESCRIPTION(A) ORIGINAL PROPOSALRATETOTAL(B) AMG PROPOSALRATETOTALSAVING OF SYSTEMRATETOTALPERCENTAGE OF SAVING

.

( TERRACE HOUSE SYSTEM )(RM)RM( HONEYCOMB SYSTEM )(RM)RM(RM)RM

.

SEWERAGE SYSTEM

.

1225mmø VCP PIPE3628.50m112406,3923084.10m112345,419544.40m11260,97315.00%

.

2300mmø VCP PIPE207.00m24350,301131.00m24331,83376.00m24318,46836.71%

.

3NOS. OF MANHOLE83.00Nos.2,500207,50064.00Nos.2,500160,00019.00Nos.2,50047,50022.89%

.

Sub Total664,193Sub Total537,252Sub Total126,941

.

ROAD & DRAINAGE

.

10.6m DRAIN WIDE7414.00m1501,112,1006690.00m1501,003,500724.00m150108,6009.77%

.

20.9m DRAIN WIDE186.00m20037,200292.00m20058,400-106.00m200(21,200)NOT CRITICAL

.

31.2m DRAIN WIDE389.00m25097,250165.00m25041,250224.00m25056,00057.58%

.

41.2 X 0.6m BOX CULV.176.00m600105,600132.00m60079,20044.00m60026,40025.00%

.

51.2 X 0.9m BOX CULV. (BC1)41.00m70028,70040.00m70028,0001.00m7007002.44%

.

61.8 X 1.2m BOX CULV.35.00m1,00035,00024.00m1,00024,00011.00m1,00011,00031.43%

.

7PREMIX ACCESS ROAD28798.94m2481,382,34926667.67m2481,280,0482131.27m48102,3017.40%

.

Sub Total2,798,199Sub Total2,514,398Sub Total283,801

.

WATER RETICULATION

.

1150mmø UPVC PIPE3291.43m35115,2002489.58m3587,135801.85m3528,06524.36%

.

2200mmø UPVC PIPE1181.02m6273,2231097.19m6268,02683.83m625,1977.10%

.

3150mmø MS PIPE292.40m10530,702473.70m10549,739-181.30m105(19,037)Have more pipes across the premix road, however it still has saving in the overall water reticulation system

.

4200mmø MS PIPE59.17m1207,101156.82m12018,818-97.65m120(11,718)

.

Sub Total226,226Sub Total223,718Sub Total2,508

.

GRAND TOTAL3,688,618GRAND TOTAL3,275,368GRAND TOTAL413,25011.20%

.

No of Units304328

.

Cost per Unit12,1349,9862,14817.70%