Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 14, 2021, 05:46 AM
  • 21 0878_21 0877_09132021_225548.mp4

Date
09/13/2021
W/O
911529
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00775
PipeID
P15966
Time
10:46 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9362
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
15 in.
Width
15 in.
Upstream MH
21 0878
Downstream MH
21 0877
Dir. of Survey
Downstream
Length Surveyed
314.9 ft.
Total Length
314.9 ft.
Structural Index
2
Structural Quick
3K2K
Structural Rating
311
O&M Index
2
O&M Quick
2K00
O&M Rating
124
Overall Index
2
Overall Quick
Overall Rating
435
Pipe schematic from manhole 21 0878 to 21 0877
MH: 21 0878MH: 21 0877downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 08780 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area2 ft. CM - Crack Multiple, from 08 to 04 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, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start310.1 ft. CC - Crack Circumferential, from 08 to 04 o'clock, within 8 inches of joint: NO310.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish312 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish312 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish314 ft. MGO - General Observation - CONN @ MH 12 O'CLOCK/CAPPED314.9 ft. AMH - Downstream Manhole, Survey Ends - 21 0877

Observation photos (2)

  • 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 Circumferential, from 08 to 04 o'clock, within 8 inches of joint: NO

    310.1 ft. - Crack Circumferential, from 08 to 04 o'clock, within 8 inches of joint: NO

Observations (12)

DistanceCodeObservation
0AMH21 0878
312SSS
0MWL
314.9AMH21 0877
314MGOCONN @ MH 12 O'CLOCK/CAPPED
2CM
2SSS
0MWM
310.5DAGS
312CM
310.1CC
2DAGS

Properties (7)

additional_info
630069091321202
custom_field_three
SPALLING
custom_field_two
3
customer
1
datetime
2021-09-13T22:46:22-07:00
documentation
PRO PIPE
is_lateral_inspection
false