Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 22, 2020, 04:51 AM
  • 21 0664_21 0663_04212020_225941.mp4

Date
04/21/2020
W/O
824031
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00766
PipeID
P15814
Time
9:51 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7533
Sewer Name
21 FIRST STREET TRUNK, SECTS 1&2
City
POMONA
Loc. details
Parking Lot
Location Code
G
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
RFIR_WO_824031_TV21052_APR2020
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
16 in.
Width
16 in.
Upstream MH
21 0663
Downstream MH
21 0664
Dir. of Survey
Upstream
Length Surveyed
42.7 ft.
Total Length
42.7 ft.
Structural Index
3
Structural Quick
3828
Structural Rating
40
O&M Index
2
O&M Quick
2800
O&M Rating
16
Overall Index
2
Overall Quick
Overall Rating
56
Pipe schematic from manhole 21 0663 to 21 0664
MH: 21 0663MH: 21 0664upstream0 ft. MSA - Survey Abandoned - REVERSAL COMPLETE.0 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish2.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish2.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish40.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start40.7 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start40.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start42.7 ft. MWM - Water Mark, 20 %of cross sectional area42.7 ft. AMH - Downstream Manhole, Survey Begins - 21 066342.7 ft. MWL - Water Level, 15 %of cross sectional area

Observation photos (1)

  • Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

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

Observations (10)

DistanceCodeObservation
2SSS
2CM
40SSS
0MWM
0AMH21 0663
2DAGS
0MWL
40DAGS
42.7MSAREVERSAL COMPLETE.
42.7CM

Properties (6)

additional_info
SC411224
custom_field_two
3
customer
LACSD
datetime
2020-04-21T21:51:49-07:00
documentation
PRO PIPE
is_lateral_inspection
false