Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 20, 2022, 08:11 PM
  • 05 1526_05 1525_01202022_122817.mp4

Date
01/20/2022
W/O
926630
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00495
PipeID
P06748
Time
12:11 PM
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 1526
Downstream MH
05 1525
Dir. of Survey
Downstream
Length Surveyed
446.3 ft.
Total Length
446.3 ft.
Structural Index
2
Structural Quick
2Q00
Structural Rating
178
O&M Index
3
O&M Quick
413P
O&M Rating
262
Overall Index
3
Overall Quick
Overall Rating
440
Pipe schematic from manhole 05 1526 to 05 1525
MH: 05 1526MH: 05 1525downstream0 ft. MWL - Water Level, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 05 15260 ft. MWM - Water Mark, 50 %of cross sectional area2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. MGO - General Observation - MAG COAT7 ft. TBA - Tap Break-In Active, at 12 o'clock, -, within 8 inches of joint: NO, 10"16.6 ft. DSC - Deposits Settled Compacted, 15 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Start445 ft. MGO - General Observation - AGGREGATE VISIBLE THROUGHOUT, 10 TO 2 OCLOCK445.9 ft. DSC - Deposits Settled Compacted, 15 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Finish445.9 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish446.1 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK446.3 ft. AMH - Downstream Manhole, Survey Ends - 05 1525

Observation photos (4)

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

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

  • General Observation - MAG COAT

    2 ft. - General Observation - MAG COAT

  • Tap Break-In Active, at 12 o'clock, -, within 8 inches of joint: NO, 10"

    7 ft. - Tap Break-In Active, at 12 o'clock, -, within 8 inches of joint: NO, 10"

  • Deposits Settled Compacted,  15 %of cross sectional area, at 06 o'clock,  , within 8 inches of joint: YES, Start

    16.6 ft. - Deposits Settled Compacted, 15 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Start

Observations (12)

DistanceCodeObservation
445.9DSC
0MWL
0AMH05 1526
445.9SSS
0MWM
2SSS
445MGOAGGREGATE VISIBLE THROUGHOUT, 10 TO 2 OCLOCK
446.3AMH05 1525
446.1MGOCONNECTION AT MH 9 O'CLOCK
7TBA
16.6DSC
2MGOMAG COAT

Properties (7)

additional_info
630138012022061
custom_field_three
SPALLING, MAG COAT, DEBRIS
custom_field_two
3
customer
1
datetime
2022-01-20T12:11:56-08:00
documentation
PRO PIPE
is_lateral_inspection
false