Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 8, 2021, 10:11 AM
  • 21 0331_21 0330_02082021_022612.mp4

Date
02/08/2021
W/O
870709
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00763
PipeID
P15528
Time
2:11 AM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8393
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
RFIR_WO_870709_TV21044_JAN2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
21 0330
Downstream MH
21 0331
Dir. of Survey
Upstream
Length Surveyed
435.7 ft.
Total Length
435.7 ft.
Structural Index
2
Structural Quick
2P00
Structural Rating
172
O&M Index
3
O&M Quick
3721
O&M Rating
23
Overall Index
2
Overall Quick
Overall Rating
195
Pipe schematic from manhole 21 0330 to 21 0331
MH: 21 0330MH: 21 0331upstream0 ft. MSA - Survey Abandoned - INSPECTION COMPLETED AT BRICK BULKHEAD0 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish87.6 ft. TBI - Tap Break-In Intruding, at 11 o'clock, -, -, within 8 inches of joint: YES, 12", 2"400.3 ft. DSF - Deposits Settled Fine, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish428.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start433.7 ft. DSF - Deposits Settled Fine, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start435.7 ft. MWM - Water Mark, 15 %of cross sectional area435.7 ft. AMH - Downstream Manhole, Survey Begins - 21 0330435.7 ft. MWL - Water Level, 10 %of cross sectional area

Observation photos (3)

  • Deposits Settled Fine,  15 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Settled Fine, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

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

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

  • Tap Break-In Intruding, at 11 o'clock, -, -, within 8 inches of joint: YES, 12", 2"

    348.1 ft. - Tap Break-In Intruding, at 11 o'clock, -, -, within 8 inches of joint: YES, 12", 2"

Observations (9)

DistanceCodeObservation
348.1TBI
435.7MSAINSPECTION COMPLETED AT BRICK BULKHEAD
0MWM
35.4DSF
0AMH21 0330
2DSF
0MWL
7.5SSS
435.7SSS

Properties (6)

custom_field_three
SPALLING
custom_field_two
3
customer
1
datetime
2021-02-08T02:11:26-08:00
documentation
PRO PIPE
is_lateral_inspection
false