Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 22, 2019, 10:26 AM
  • 21 0449_21 0448 _04222019_033902.mp4

Date
04/22/2019
W/O
761208
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00777
PipeID
P15658
Time
3:26 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6508
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
RFIR_WO_761208_TV21084_APR2019
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
21 0449
Downstream MH
21 0448
Dir. of Survey
Downstream
Length Surveyed
351.5 ft.
Total Length
351.5 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 0449 to 21 0448
MH: 21 0449MH: 21 0448downstream0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 04490 ft. MWL - Water Level, 5 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start7.4 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start34.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"136.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"238.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"341.2 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"349.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish349.3 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish351.5 ft. AMH - Downstream Manhole, Survey Ends - 21 0448

Observation photos (2)

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

    2 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

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

Observations (12)

DistanceCodeObservation
238.7TFC
349.3DAGS
34.7TFC
136.7TFC
341.2TFC
7.4CM
0MWM
349.3CM
0AMH21 0449
2DAGS
0MWL
351.5AMH21 0448

Properties (5)

additional_info
SC366226
custom_field_two
3
customer
LACSD
datetime
2019-04-22T03:26:04-07:00
is_lateral_inspection
false