Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 20, 2022, 06:24 PM
  • 05 1527_05 1526_01202022_111837.mp4

Date
01/20/2022
W/O
926630
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00495
PipeID
P06749
Time
10:24 AM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K9710
Sewer Name
05 NORTH TORRANCE TRUNK
City
TORRANCE
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
26
Purpose
Routine Assessment
Project
WO_926630_TV05055_DEC2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
15 in.
Upstream MH
05 1527
Downstream MH
05 1526
Dir. of Survey
Downstream
Length Surveyed
36.5 ft.
Total Length
36.5 ft.
Structural Index
2
Structural Quick
2100
Structural Rating
2
O&M Index
3
O&M Quick
4131
O&M Rating
9
Overall Index
3
Overall Quick
Overall Rating
11
Pipe schematic from manhole 05 1527 to 05 1526
MH: 05 1527MH: 05 1526downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 05 15270 ft. MWL - Water Level, 30 %of cross sectional area2.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2.2 ft. MGO - General Observation - MAG COAT29.6 ft. DSC - Deposits Settled Compacted, 10 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Start36.5 ft. DSC - Deposits Settled Compacted, 10 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Finish36.5 ft. OBR - Obstacles Rocks, 15 %of cross sectional area, at 06 o'clock36.5 ft. MSA - Survey Abandoned - DUE TO ROCK36.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish

Observation photos (5)

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

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

  • General Observation - MAG COAT

    2.2 ft. - General Observation - MAG COAT

  • Deposits Settled Compacted,  10 %of cross sectional area, at 06 o'clock,  , within 8 inches of joint: YES, Start

    29.6 ft. - Deposits Settled Compacted, 10 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Start

  • Obstacles Rocks, 15 %of cross sectional area, at 06 o'clock

    36.5 ft. - Obstacles Rocks, 15 %of cross sectional area, at 06 o'clock

  • Survey Abandoned - DUE TO ROCK

    36.5 ft. - Survey Abandoned - DUE TO ROCK

Observations (10)

DistanceCodeObservation
2.2SSS
0MWM
0AMH05 1527
36.5DSC
0MWL
36.5OBR
36.5MSADUE TO ROCK
36.5SSS
2.2MGOMAG COAT
29.6DSC

Properties (7)

additional_info
630138012022061
custom_field_three
SPALLING, MAG COAT,DEBRIS
custom_field_two
4
customer
1
datetime
2022-01-20T10:24:56-08:00
documentation
PRO PIPE
is_lateral_inspection
false