Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 1, 2019, 05:14 AM
  • 21 0439_21 0438A _04302019_222352.mp4

Date
04/30/2019
W/O
761208
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00777
PipeID
P23025
Time
10:14 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6516
Sewer Name
21 MOUNT SAN ANTONIO TRUNK
City
INDUSTRY
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
21 in.
Width
21 in.
Upstream MH
21 0439
Downstream MH
21 0438A
Dir. of Survey
Downstream
Length Surveyed
266 ft.
Total Length
266 ft.
Structural Index
3
Structural Quick
3I00
Structural Rating
144
O&M Index
2
O&M Quick
2Q00
O&M Rating
184
Overall Index
2
Overall Quick
Overall Rating
328
Pipe schematic from manhole 21 0439 to 21 0438A
MH: 21 0439MH: 21 0438Adownstream0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 04392 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start24.7 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start56 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"63.5 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS152.7 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"253.2 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"264 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish264 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish264 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish266 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 3 O'CLOCK266 ft. AMH - Downstream Manhole, Survey Ends - 21 0438A

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

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

Observations (14)

DistanceCodeObservation
63.5DSZDEBRIS
24.7CM
0MWM
264DSZ
2DAGS
0MWL
266MGOACTIVE CONNECTION AT MH 3 O'CLOCK
264DAGS
56TFC
266AMH21 0438A
152.7TFC
264CM
0AMH21 0439
253.2TFC

Properties (5)

additional_info
SC366236
custom_field_two
3
customer
LACSD
datetime
2019-04-30T22:14:47-07:00
is_lateral_inspection
false