Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 22, 2021, 05:01 PM
  • 21 0281_21 0280_09222021_101348.mp4

Date
09/22/2021
W/O
911512
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00763
PipeID
P15476
Time
10:01 AM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K9133
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
WALNUT
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
28
Purpose
Routine Assessment
Project
RFIR_WO_911512_TV21096_SEP2021
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
341.1 ft.
Total Length
341.1 ft.
Structural Index
2
Structural Quick
2100
Structural Rating
2
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
4
Pipe schematic from manhole 21 0281 to 21 0280
MH: 21 0281MH: 21 0280downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 02810 ft. MWM - Water Mark, 20 %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 COAT280 ft. DSC - Deposits Settled Compacted, 10 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Start339.3 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish339.3 ft. DSC - Deposits Settled Compacted, 10 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Finish341.1 ft. AMH - Downstream Manhole, Survey Ends - 21 0280341.1 ft. MGO - General Observation - CONNECTION AT MH 3 O'CLOCK

Observation photos (3)

  • 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

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

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

Observations (10)

DistanceCodeObservation
339.3SSS
0MWL
0AMH21 0281
341.1AMH21 0280
2SSS
339.3DSC
341.1MGOCONNECTION AT MH 3 O'CLOCK
280DSC
0MWM
2MGOMAG COAT

Properties (7)

additional_info
630138092221062
custom_field_three
SPALLING
custom_field_two
3
customer
1
datetime
2021-09-22T10:01:49-07:00
documentation
PRO PIPE
is_lateral_inspection
false