Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 26, 2017, 05:17 AM
  • 21 0467A_21 0467 _20170425_230558.mp4

Date
04/25/2017
W/O
630321
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00777
PipeID
P15677
Time
10:17 PM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4514
Sewer Name
21 MOUNT SAN ANTONIO TRUNK
City
WALNUT
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
17
Purpose
Routine Assessment
Project
WO_630321_TV21046_APR2017
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
21 0467A
Downstream MH
21 0467
Dir. of Survey
Downstream
Length Surveyed
204.8 ft.
Total Length
204.8 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 0467A to 21 0467
MH: 21 0467AMH: 21 0467downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 0467A0 ft. MWL - Water Level, 10 %of cross sectional area0.1 ft. MWM - Water Mark, 20 %of cross sectional area3.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start3.6 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start111.3 ft. FS - Fracture Spiral, from 02 to 06 o'clock, within 8 inches of joint: YES204.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish204.8 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish204.8 ft. AMH - Downstream Manhole, Survey Ends - 21 0467

Observation photos (3)

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

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

  • Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    3.6 ft. - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Fracture Spiral, from 02 to 06 o'clock, within 8 inches of joint: YES

    111.3 ft. - Fracture Spiral, from 02 to 06 o'clock, within 8 inches of joint: YES

Observations (9)

DistanceCodeObservation
204.8DAGS
3.6CM
0AMH21 0467A
3.4DAGS
0.1MWM
0MWL
111.3FS
204.8CM
204.8AMH21 0467

Properties (6)

additional_info
SC340728
custom_field_two
3
customer
LACSD
datetime
2017-04-25T22:17:07-07:00
documentation
PROPIPE
is_lateral_inspection
false