Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 15, 2021, 06:16 AM
  • 21 0880_21 0879_09142021_232632.mp4

Date
09/14/2021
W/O
911529
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00775
PipeID
P15968
Time
11:16 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9363
Sewer Name
21 LA VERNE-"B" STREET TRUNK
City
LA VERNE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
05
Purpose
Routine Assessment
Project
RFIR_WO_911529_TV21054_SEP2021
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
21 0880
Downstream MH
21 0879
Dir. of Survey
Downstream
Length Surveyed
173.5 ft.
Total Length
173.5 ft.
Structural Index
2
Structural Quick
3E2F
Structural Rating
160
O&M Index
2
O&M Quick
412F
O&M Rating
72
Overall Index
2
Overall Quick
Overall Rating
232
Pipe schematic from manhole 21 0880 to 21 0879
MH: 21 0880MH: 21 0879downstream0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 08800 ft. MGO - General Observation - CONN @ MH 9 O'CLOCK/ACTIVE2 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start13.5 ft. CL - Crack Longitudinal, at 11 o'clock, within 8 inches of joint: YES171 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish171.8 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish171.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish173.5 ft. AMH - Downstream Manhole, Survey Ends - 21 0879

Observation photos (3)

  • Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

  • Crack Longitudinal, at 11 o'clock, within 8 inches of joint: YES

    13.5 ft. - Crack Longitudinal, at 11 o'clock, within 8 inches of joint: YES

Observations (12)

DistanceCodeObservation
0MWL
13.5CL
2CM
171.8CM
0MWM
171.8DAGS
173.5AMH21 0879
0AMH21 0880
2DAGS
2SSS
171SSS
0MGOCONN @ MH 9 O'CLOCK/ACTIVE

Properties (7)

additional_info
630069091421201
custom_field_three
SPALLING
custom_field_two
3
customer
1
datetime
2021-09-14T23:16:21-07:00
documentation
PRO PIPE
is_lateral_inspection
false