Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 20, 2021, 06:49 AM
  • 18 0559_18 0557_08202021_000527.mp4

Date
08/19/2021
W/O
906743
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00685
PipeID
P14408
Time
11:49 PM
Certificate
U-715-07000770
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K9261
Sewer Name
18 LA MIRADA RELIEF TRUNK
City
NORWALK
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 18
Page No.
31
Purpose
Routine Assessment
Project
WO_906743_TV18082_AUG2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
33 in.
Width
33 in.
Upstream MH
18 0559
Downstream MH
18 0557
Dir. of Survey
Downstream
Length Surveyed
404.5 ft.
Total Length
404.5 ft.
Structural Index
2
Structural Quick
2100
Structural Rating
2
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
2
Overall Quick
Overall Rating
2
Pipe schematic from manhole 18 0559 to 18 0557
MH: 18 0559MH: 18 0557downstream0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 18 05590 ft. MWL - Water Level, 25 %of cross sectional area3.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start3.1 ft. MGO - General Observation - MAG COATING240 ft. TB - Tap Break-In, at 10 o'clock, -, within 8 inches of joint: NO, 6"377.7 ft. MWL - Water Level, 45 %of cross sectional area401.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish404.5 ft. AMH - Downstream Manhole, Survey Ends - 18 0557

Observation photos (1)

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    3.1 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (9)

DistanceCodeObservation
0MWM
377.7MWL
240TB
3.1SSS
0AMH18 0559
401.8SSS
404.5AMH18 0557
3.1MGOMAG COATING
0MWL

Properties (7)

additional_info
630138081921201
custom_field_three
SURFACE SPALLING
custom_field_two
3
customer
1
datetime
2021-08-19T23:49:49-07:00
documentation
PROPIPE
is_lateral_inspection
false