ST0501-CS100128ST05 -01 Deforest Road Reconstruction
Meeting Agenda for 1 -28 -10
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1) Drainage —
A. We will not be tearing out the existing concrete and the screen wall.
B. Why are we not using a�0 min time of concentr i '? As Half used on Deforest
Court? Based on the meeting notes fro ay 2008, GSWW was to try to
redesign the system using t L & TC from the Deforest Court plans. (447.2 &
30 min). V
C. Several options have been reviewed:
a. Remove 36" under asphalt & replace with 48"
• HGL max above TC = 2.88 ft
b. Remove 36" under asphalt & replace with 48" & Remove Windsor
Estates tie into end of pipe.
• HGL max above TC = 2.29 ft
c. Remove 36" under asphalt & replace with 48" & Remove 36" from Sta
2 +75 to end with 48 ", leaving a section of 36" under concrete & screen
wall.
a HGL = 0.48 ft below TC
d. Install parallel 36" under asphalt, leave 36" under concrete & screen
wall, and install parallel 36" from Sta 2 +75 to end. (will need junction
boxes at changes from two pipes to one.
• HGL below TC
2) Timeline to complete plans?
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