Environmental Engineering - II (Sessional)

1. Sewer Network Distribution
Md. Mehedi Hassan Masum
Lecturer
Department of Civil Engineering
Port City International University
Department of CEN, PCIU

2. Department of CE, CUET2
Introduction Result & Discussion Conclusion
𝐹𝑖𝑔 01: 𝑃𝑙𝑎𝑛 𝑜𝑓 𝑎 𝑝𝑜𝑤𝑒𝑟 𝑝𝑙𝑎𝑛𝑡

3. Department of CE, CUET3
Introduction Result & Discussion Conclusion
𝐹𝑖𝑔 03: 𝑁𝑒𝑡𝑤𝑜𝑟𝑘 𝑑𝑖𝑎𝑔𝑟𝑎𝑚

4. Department of CE, CUET4
Introduction Result & Discussion Conclusion
𝐹𝑖𝑔 04: 𝑁𝑒𝑡𝑤𝑜𝑟𝑘 𝑑𝑖𝑎𝑔𝑟𝑎𝑚 (𝑃 − 1)

5. Department of CE, CUET5
Introduction Result & Discussion Conclusion
𝐹𝑖𝑔 05: 𝑁𝑒𝑡𝑤𝑜𝑟𝑘 𝑑𝑖𝑎𝑔𝑟𝑎𝑚 (𝑃 − 2)

6. Department of CE, CUET6
Introduction Result & Discussion Conclusion
𝐹𝑖𝑔 06: 𝐿𝑜𝑜𝑝 𝑠𝑒𝑙𝑒𝑐𝑡𝑒𝑑 𝑓𝑜𝑟 𝑎𝑛𝑎𝑙𝑦𝑠𝑖𝑠

7. Department of CE, CUET7
Introduction Result & Discussion Conclusion
Pipe
Sub-
Area
Population
Per capita
consumpti
on (lpcd)
Water
Demand
(m3/day)
Peak
factor
% of
wastewater
Total
wastewater
(m3/day)
P1
A1 432 135 58.32 2.50 70 102.06
A2 768 135 103.68 2.50 70 181.44
A9 384 135 51.84 3.00 90 139.97
P2
A3 768 135 103.68 2.50 70 181.44
A4 768 135 103.68 2.50 70 181.44
P3
A5 1152 135 155.52 2.50 70 272.16
A6 1152 135 155.52 2.50 70 272.16
A7 1152 135 155.52 2.50 70 272.16
A8 300 100 30.00 3.00 90 81.00
Total 917.76 23.50 1683.83
Table: Wastewater Generation from household

8. Department of CE, CUET8
Introduction Result & Discussion Conclusion
Table: Wastewater Generation from household
Pipe Sub-Area Area (sq.m) Area (ha)
Peak
infiltration
factor
(m3/ha-day)
Infiltration , I
(m3/day)
P1
A1 7432.2400 0.7432
8.7500 22.6962
A2 7618.0460 0.7618
A9 10888.2316 1.0888
P2
A3 7543.7236 0.7544
8.7500 13.1690
A4 7506.5624 0.7507
P3
A5 7580.8848 0.7581
8.7500 24.8097
A6 7618.0460 0.7618
A7 7432.2400 0.7432
A8 5722.8248 0.5723
Total 69342.7992 6.9343 60.6749

9. Department of CE, CUET9
Introduction Result & Discussion Conclusion
Total Wastewater Generation
Total wastewater generation =
1683.73+60.6749 = 1744.59 𝑚3/𝑑𝑎𝑦

10. Department of CE, CUET10

11. Department of CE, CUET11