Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 26, 2015, 07:11 PM
  • 30 0099_30 0329_20160208_131052_.mp4

Date
10/26/2015
W/O
B140721
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00878
PipeID
P18003
Time
12:11 PM
Certificate
N/A
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K3176
Sewer Name
30 SOUTH BAY CITIES MAIN TRUNK
City
REDONDO BEACH
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 30
Page No.
05
Purpose
Routine Assessment
Project
WO_536532_TV30036_NOV2015
Material
Vitrified Clay Pipe
Shape
Other
Height
24 in.
Upstream MH
30 0099
Downstream MH
30 0329
Dir. of Survey
Downstream
Length Surveyed
80.8 ft.
Total Length
80.9 ft.
Structural Index
3
Structural Quick
4325
Structural Rating
22
O&M Index
4
O&M Quick
4331
O&M Rating
15
Overall Index
3
Overall Quick
Overall Rating
37
Pipe schematic from manhole 30 0099 to 30 0329
MH: 30 0099MH: 30 0329downstream0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 30 00990 ft. MWM - Water Mark, 40 %of cross sectional area39.2 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area, Start45 ft. TFA - Tap Factory Made Active, at 12 o'clock, -, within 8 inches of joint: NO, 4"65.8 ft. MWLS - Water Level, Sag in pipe, 55 %of cross sectional area, Start65.8 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area, Finish66.3 ft. MCU - Camera Underwater, Start80.8 ft. OBZ - Obstacles Other, 20 %of cross sectional area, from 04 to 08 o'clock - debris under water80.8 ft. MCU - Camera Underwater, Finish80.8 ft. MWLS - Water Level, Sag in pipe, 55 %of cross sectional area, Finish80.9 ft. MSA - Survey Abandoned - due to Debris

Observation photos (2)

  • Water Level, Sag in pipe, 55 %of cross sectional area, Start

    65.8 ft. - Water Level, Sag in pipe, 55 %of cross sectional area, Start

  • Camera Underwater, Start

    66.3 ft. - Camera Underwater, Start

Observations (12)

DistanceCodeObservation
80.9MSAdue to Debris
0MWL
80.8OBZdebris under water
45TFA
80.8MCU
80.8MWLS
65.8MWLS
66.3MCU
39.2MWLS
0AMH30 0099
0MWM
65.8MWLS

Properties (5)

additional_info
SC224990
custom_field_two
5
customer
LACSD
datetime
2015-10-26T12:11:23-07:00
sewer_category
GRAVITY