Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 6, 2017, 04:38 PM
Date
10/06/2017
W/O
657833
Weather
Dry
Operator/Surveyor
CORTEZ ESTEBAN
Sewer ID
Z00763
PipeID
P25687
Time
9:38 AM
Certificate
U-209-8148
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5056
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
CITY OF IDUSTRY
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
28
Purpose
Routine Assessment
Project
WO_657833_TV21074_SEP2017
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
36 in.
Width
36 in.
Upstream MH
21 1296
Downstream MH
21 1295
Dir. of Survey
Downstream
Length Surveyed
321.1 ft.
Total Length
321.1 ft.
Structural Index
2
Structural Quick
2L00
Structural Rating
126
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
128
Pipe schematic from manhole 21 1296 to 21 1295
MH: 21 1296MH: 21 1295downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 12962 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - POSSIBLE VCP CORROSION50.9 ft. DSZ - Deposits Settled Other, 5 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Start315 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish318.1 ft. DSZ - Deposits Settled Other, 5 %of cross sectional area, at 06 o'clock, , within 8 inches of joint: YES, Finish321.1 ft. MGO - General Observation - CONNECTION @ 9 O'CLOCK321.1 ft. AMH - Downstream Manhole, Survey Ends - 21 1295

Observation photos (1)

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

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

Observations (9)

DistanceCodeObservation
2SSSPOSSIBLE VCP CORROSION
50.9DSZ
321.1MGOCONNECTION @ 9 O'CLOCK
0MWL
318.1DSZ
0MWM
321.1AMH21 1295
0AMH21 1296
315SSS

Properties (7)

additional_info
SC346206
custom_field_two
3
customer
LACSD
datetime
2017-10-06T09:38:11-07:00
documentation
PRO-PIPE
is_lateral_inspection
false
year_laid
38809