Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 11, 2019, 04:33 AM
  • 21 0602_21 0601_10042019_214311.mp4

Date
04/10/2019
W/O
761818
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00786
PipeID
P15754
Time
9:33 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6454
Sewer Name
21 TRI-CITIES OUTFALL TRUNK
City
POMONA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
15
Purpose
Routine Assessment
Project
WO_761818_TV21081_APR2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
22 in.
Width
22 in.
Upstream MH
21 0602
Downstream MH
21 0601
Dir. of Survey
Downstream
Length Surveyed
296.6 ft.
Total Length
296.6 ft.
Structural Index
3
Structural Quick
3K2K
Structural Rating
297
O&M Index
2
O&M Quick
2K00
O&M Rating
118
Overall Index
2
Overall Quick
Overall Rating
415
Pipe schematic from manhole 21 0602 to 21 0601
MH: 21 0602MH: 21 0601downstream0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 3 O'CLOCK0 ft. AMH - Upstream Manhole, Survey Begins - 21 06022 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start8 ft. MGO - General Observation - MAG COAT THROUGHOUT8.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start73.3 ft. TB - Tap Break-In, at 10 o'clock, -, within 8 inches of joint: NO, 6"77 ft. MWLS - Water Level, Sag in pipe, 10 %of cross sectional area, Start263 ft. MWLS - Water Level, Sag in pipe, 10 %of cross sectional area, Finish296 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish296.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish296.3 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish296.6 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 3 O'CLOCK296.6 ft. AMH - Downstream Manhole, Survey Ends - 21 0601

Observation photos (2)

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

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

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

Observations (16)

DistanceCodeObservation
0MWL
0MWM
8MGOMAG COAT THROUGHOUT
2SAP
296.6MGOACTIVE CONNECTION AT MH 3 O'CLOCK
296.3DAGS
77MWLS
263MWLS
0MGOACTIVE CONNECTION AT MH 3 O'CLOCK
296.3SAP
8.1SSS
0AMH21 0602
2DAGS
296SSS
296.6AMH21 0601
73.3TB

Properties (6)

additional_info
SC366222
custom_field_two
3
customer
LACSD
datetime
2019-04-10T21:33:08-07:00
documentation
PRO PIPE
is_lateral_inspection
false