Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 22, 2019, 08:33 AM
  • 21 0456_21 0455 _04222019_014558.mp4

Date
04/22/2019
W/O
761208
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00777
PipeID
P15665
Time
1:33 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 0456
Downstream MH
21 0455
Dir. of Survey
Downstream
Length Surveyed
352 ft.
Total Length
352 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 0456 to 21 0455
MH: 21 0456MH: 21 0455downstream0 ft. MGO - General Observation - CONNECTION AT MH 3 O'CLOCK0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 04562 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start12.7 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start351 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish351 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish352 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK352 ft. AMH - Downstream Manhole, Survey Ends - 21 0455

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

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

Observations (10)

DistanceCodeObservation
352MGOCONNECTION AT MH 9 O'CLOCK
0MGOCONNECTION AT MH 3 O'CLOCK
12.7CM
0MWL
351CM
0MWM
0AMH21 0456
352AMH21 0455
351DAGS
2DAGS

Properties (5)

additional_info
SC366226
custom_field_two
3
customer
LACSD
datetime
2019-04-22T01:33:40-07:00
is_lateral_inspection
false