Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 14, 2021, 05:36 AM
  • 21 0879_21 0878_09132021_224557.mp4

Date
09/13/2021
W/O
911529
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00775
PipeID
P15967
Time
10:36 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 0879
Downstream MH
21 0878
Dir. of Survey
Downstream
Length Surveyed
309.4 ft.
Total Length
309.4 ft.
Structural Index
2
Structural Quick
2W00
Structural Rating
238
O&M Index
2
O&M Quick
2K00
O&M Rating
122
Overall Index
2
Overall Quick
Overall Rating
360
Pipe schematic from manhole 21 0879 to 21 0878
MH: 21 0879MH: 21 0878downstream0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. MGO - General Observation - CONN @ MH 3 O'CLOCK/ACTIVE0 ft. AMH - Upstream Manhole, Survey Begins - 21 08792 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, Start15 ft. MWLS - Water Level, Sag in pipe, 10 %of cross sectional area, Start307 ft. MWLS - Water Level, Sag in pipe, 10 %of cross sectional area, Finish307 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish307.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish309.4 ft. AMH - Downstream Manhole, Survey Ends - 21 0878

Observation photos (1)

  • 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

Observations (11)

DistanceCodeObservation
15MWLS
0MWL
0MWM
2DAGS
307MWLS
309.4AMH21 0878
307.6DAGS
0MGOCONN @ MH 3 O'CLOCK/ACTIVE
0AMH21 0879
2SSS
307SSS

Properties (7)

additional_info
630069091321202
custom_field_three
SPALLING
custom_field_two
3
customer
1
datetime
2021-09-13T22:36:43-07:00
documentation
PRO PIPE
is_lateral_inspection
false