Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 10, 2021, 04:39 PM
  • 21 0287_21 0286_02102021_085847.mp4

Date
02/10/2021
W/O
870709
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00763
PipeID
P15482
Time
8:39 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.
18
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 0287
Downstream MH
21 0286
Dir. of Survey
Downstream
Length Surveyed
411.3 ft.
Total Length
411.3 ft.
Structural Index
2
Structural Quick
2A00
Structural Rating
24
O&M Index
2
O&M Quick
2900
O&M Rating
18
Overall Index
2
Overall Quick
Overall Rating
42
Pipe schematic from manhole 21 0287 to 21 0286
MH: 21 0287MH: 21 0286downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 02870 ft. MWM - Water Mark, 30 %of cross sectional area2 ft. MGO - General Observation - MAG COAT START2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start63.1 ft. TBA - Tap Break-In Active, at 09 o'clock, -, within 8 inches of joint: NO, 6"201.3 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area, Start210.4 ft. OBZ - Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock, Start - DEBRIS UNDER WATER249.7 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area, Finish255.8 ft. OBZ - Obstacles Other, 10 %of cross sectional area, from 04 to 08 o'clock, Finish - DEBRIS UNDER WATER407.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish407.8 ft. MGO - General Observation - MAG COATING END411.3 ft. AMH - Downstream Manhole, Survey Ends - 21 0286411.3 ft. MGO - General Observation - CONNECTION AT THE MH 3 OC'LOCK

Observation photos (3)

  • General Observation - MAG COAT START

    2 ft. - General Observation - MAG COAT START

  • Water Level, Sag in pipe, 30 %of cross sectional area, Start

    201.3 ft. - Water Level, Sag in pipe, 30 %of cross sectional area, Start

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

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

Observations (14)

DistanceCodeObservation
407.5SSS
2MGOMAG COAT START
411.3AMH21 0286
411.3MGOCONNECTION AT THE MH 3 OC'LOCK
0MWL
407.8MGOMAG COATING END
210.4OBZDEBRIS UNDER WATER
201.3MWLS
0AMH21 0287
249.7MWLS
0MWM
63.1TBA
2SSS
255.8OBZDEBRIS UNDER WATER

Properties (7)

additional_info
630074021021061
custom_field_three
HEAVY DEBRIS/SLUDGE
custom_field_two
3
customer
1
datetime
2021-02-10T08:39:09-08:00
documentation
PRO PIPE
is_lateral_inspection
false