Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 24, 2017, 08:45 AM
  • 21 0438A_21 0438 _20170424_022015.mp4

Date
04/24/2017
W/O
630321
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00777
PipeID
P15647
Time
1:45 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4512
Sewer Name
21 MOUNT SAN ANTONIO TRUNK
City
CITY OF INDUSTRY
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
28
Purpose
Routine Assessment
Project
WO_630321_TV21046_APR2017
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
21 in.
Width
21 in.
Upstream MH
21 0438A
Downstream MH
21 0438
Dir. of Survey
Downstream
Length Surveyed
84.8 ft.
Total Length
84.8 ft.
Structural Index
3
Structural Quick
3200
Structural Rating
6
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
Overall Rating
8
Pipe schematic from manhole 21 0438A to 21 0438
MH: 21 0438AMH: 21 0438downstream0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 0438A4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start6 ft. FS - Fracture Spiral, from 07 to 09 o'clock, within 8 inches of joint: YES11.6 ft. CM - Crack Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES, Start84.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish84.7 ft. CM - Crack Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES, Finish84.8 ft. AMH - Downstream Manhole, Survey Ends - 21 0438

Observation photos (3)

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

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

  • Fracture Spiral, from 07 to 09 o'clock, within 8 inches of joint: YES

    6 ft. - Fracture Spiral, from 07 to 09 o'clock, within 8 inches of joint: YES

  • Crack Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

    11.6 ft. - Crack Multiple, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

Observations (9)

DistanceCodeObservation
84.7DAGS
84.8AMH21 0438
0MWM
4DAGS
0MWL
84.7CM
11.6CM
6FS
0AMH21 0438A

Properties (6)

additional_info
SC340712
custom_field_two
4
customer
LACSD
datetime
2017-04-24T01:45:18-07:00
documentation
PROPIPE
is_lateral_inspection
false