Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 24, 2017, 09:53 AM
  • 21 0445_21 0444 _20170424_042234.mp4

Date
04/24/2017
W/O
630321
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00777
PipeID
P15653
Time
2:53 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4512
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.
28
Purpose
Routine Assessment
Project
WO_630321_TV21046_APR2017
Material
Vitrified Clay Pipe
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
21 0445
Downstream MH
21 0444
Dir. of Survey
Downstream
Length Surveyed
186.3 ft.
Total Length
186.3 ft.
Structural Index
3
Structural Quick
3100
Structural Rating
3
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
Overall Rating
5
Pipe schematic from manhole 21 0445 to 21 0444
MH: 21 0445MH: 21 0444downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 04453.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start5.5 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start78.6 ft. TB - Tap Break-In, at 03 o'clock, -, within 8 inches of joint: NO, 4"180.9 ft. TFC - Tap Factory Made Capped, at 03 o'clock, -, within 8 inches of joint: NO, 4"186 ft. MGO - General Observation - CONNECTION AT 2 OC186.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish186.3 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish186.3 ft. AMH - Downstream Manhole, Survey Ends - 21 0444

Observation photos (2)

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

    3.5 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

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

Observations (11)

DistanceCodeObservation
3.5DAGS
78.6TB
186MGOCONNECTION AT 2 OC
180.9TFC
186.3DAGS
0MWL
0MWM
186.3CM
5.5CM
0AMH21 0445
186.3AMH21 0444

Properties (5)

additional_info
SC340726
custom_field_two
4
customer
LACSD
datetime
2017-04-24T02:53:22-07:00
sewer_category
Gravity