Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 10, 2021, 07:14 PM
  • 21 0279_21 0278A_02102021_112813.mp4

Date
02/10/2021
W/O
870709
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00763
PipeID
P23014
Time
11:14 AM
Certificate
U-109-7948
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8519
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
POMONA
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_870709_TV21044_JAN2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
30 in.
Width
30 in.
Upstream MH
21 0279
Downstream MH
21 0278A
Dir. of Survey
Downstream
Length Surveyed
96.5 ft.
Total Length
96.5 ft.
Structural Index
2
Structural Quick
2C00
Structural Rating
38
O&M Index
2
O&M Quick
412A
O&M Rating
26
Overall Index
2
Overall Quick
Overall Rating
64
Pipe schematic from manhole 21 0279 to 21 0278A
MH: 21 0279MH: 21 0278Adownstream0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 02790 ft. MWL - Water Level, 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 COAT START39.8 ft. OBZ - Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock, Start - DEBRIS UNDER WATER.95.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish96.5 ft. OBZ - Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock, Finish - DEBRIS UNDER WATER.96.5 ft. OBZ - Obstacles Other, 25 %of cross sectional area, from 04 to 08 o'clock - DEBRIS96.5 ft. MSA - Survey Abandoned - DUE TO DEBRIS

Observation photos (3)

  • General Observation - MAG COAT START

    2 ft. - General Observation - MAG COAT START

  • Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock, Start - DEBRIS UNDER WATER.

    39.8 ft. - Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock, Start - DEBRIS UNDER WATER.

  • Obstacles Other, 25 %of cross sectional area, from 04 to 08 o'clock - DEBRIS

    96.5 ft. - Obstacles Other, 25 %of cross sectional area, from 04 to 08 o'clock - DEBRIS

Observations (10)

DistanceCodeObservation
96.5OBZDEBRIS UNDER WATER.
2SSS
0MWM
96.5OBZDEBRIS
2MGOMAG COAT START
95.5SSS
96.5MSADUE TO DEBRIS
39.8OBZDEBRIS UNDER WATER.
0AMH21 0279
0MWL

Properties (7)

additional_info
630074021021061
custom_field_three
HEAVY DEBRIS/SLUDGE
custom_field_two
5
customer
1
datetime
2021-02-10T11:14:00-08:00
documentation
PRO PIPE
is_lateral_inspection
false