Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 29, 2018, 07:41 PM
  • 21 0281_21 0280 _29102018_124945.mp4

Date
10/29/2018
W/O
724210
Weather
Dry
Operator/Surveyor
N. ZAHREDDINE
Sewer ID
Z00763
PipeID
P15476
Time
12:41 PM
Certificate
U-109-7948
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K6064
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
CITY OF INDUSTRY
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
28
Purpose
Routine Assessment
Project
WO_724210_TV21096_SEP2018
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
30 in.
Width
30 in.
Upstream MH
21 0281
Downstream MH
21 0280
Dir. of Survey
Downstream
Length Surveyed
341.5 ft.
Total Length
341.6 ft.
Structural Index
3
Structural Quick
3600
Structural Rating
18
O&M Index
2
O&M Quick
2D00
O&M Rating
50
Overall Index
2
Overall Quick
Overall Rating
68
Pipe schematic from manhole 21 0281 to 21 0280
MH: 21 0281MH: 21 0280downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 02810 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MGO - General Observation - MAG H.OX START6.8 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: NO, 8"217.7 ft. OBZ - Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock, Start - DEBRIS UNDER WATER311.7 ft. MWLS - Water Level, Sag in pipe, 40 %of cross sectional area, Start341.6 ft. AMH - Downstream Manhole, Survey Ends - 21 0280341.6 ft. OBZ - Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock, Finish - DEBRIS UNDER WATER341.6 ft. MWLS - Water Level, Sag in pipe, 40 %of cross sectional area, Finish

Observation photos (1)

  • Water Level, Sag in pipe, 40 %of cross sectional area, Start

    311.7 ft. - Water Level, Sag in pipe, 40 %of cross sectional area, Start

Observations (10)

DistanceCodeObservation
6.8TF
0AMH21 0281
341.6AMH21 0280
0MWM
217.7OBZDEBRIS UNDER WATER
341.6OBZDEBRIS UNDER WATER
0MWL
311.7MWLS
341.6MWLS
0MGOMAG H.OX START

Properties (4)

additional_info
SC364976
customer
LACSD
datetime
2018-10-29T12:41:00-07:00
is_lateral_inspection
false