Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 26, 2017, 09:20 AM
  • 21 0474_21 0473_20170426_024232.mp4

Date
04/26/2017
W/O
630321
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00777
PipeID
P15684
Time
2:20 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4514
Sewer Name
21 MOUNT SAN ANTONIO TRUNK
City
WALNUT
Loc. details
Easement/Right of Way
Location Code
D
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 0474
Downstream MH
21 0473
Dir. of Survey
Downstream
Length Surveyed
335.9 ft.
Total Length
335.9 ft.
Structural Index
0
Structural Quick
0000
Structural Rating
0
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
2
Pipe schematic from manhole 21 0474 to 21 0473
MH: 21 0474MH: 21 0473downstream0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 04740 ft. MWL - Water Level, 10 %of cross sectional area3.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start335.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish335.9 ft. AMH - Downstream Manhole, Survey Ends - 21 0473

Observation photos (1)

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

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

Observations (6)

DistanceCodeObservation
3.1DAGS
0MWM
0AMH21 0474
335.9AMH21 0473
335.8DAGS
0MWL

Properties (4)

additional_info
SC340728
custom_field_two
4
customer
LACSD
datetime
2017-04-26T02:20:42-07:00