Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 19, 2022, 05:46 AM
  • 21 0664_21 0663_04182022_231559.mp4

Date
04/18/2022
W/O
946702
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00766
PipeID
P15814
Time
10:46 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K10040
Sewer Name
21 FIRST STREET TRUNK, SECTS 1&2
City
POMONA
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
RFIR_WO_946702_TV21052_APR2022
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
16 in.
Width
16 in.
Upstream MH
21 0664
Downstream MH
21 0663
Dir. of Survey
Downstream
Length Surveyed
612.3 ft.
Total Length
612.3 ft.
Structural Index
3
Structural Quick
513W
Structural Rating
368
O&M Index
2
O&M Quick
2V00
O&M Rating
226
Overall Index
3
Overall Quick
Overall Rating
594
Pipe schematic from manhole 21 0664 to 21 0663
MH: 21 0664MH: 21 0663downstream0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 06644.9 ft. CM - Crack Multiple, from 12 to 12 o'clock, within 8 inches of joint: YES, Start43.4 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start284.3 ft. H - Hole, from 09 to 12 o'clock, within 8 inches of joint: YES345.9 ft. TB - Tap Break-In, at 02 o'clock, -, within 8 inches of joint: NO, 6"348.4 ft. TBA - Tap Break-In Active, at 12 o'clock, -, within 8 inches of joint: NO, 6"424.9 ft. TBA - Tap Break-In Active, at 12 o'clock, -, within 8 inches of joint: NO, 6"609.5 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish609.5 ft. CM - Crack Multiple, from 12 to 12 o'clock, within 8 inches of joint: YES, Finish612.3 ft. AMH - Downstream Manhole, Survey Ends - 21 0663

Observation photos (3)

  • Crack Multiple, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

    4.9 ft. - Crack Multiple, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

  • Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock,  , within 8 inches of joint: YES, Start

    43.4 ft. - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start

  • Hole, from 09 to 12 o'clock, within 8 inches of joint: YES

    284.3 ft. - Hole, from 09 to 12 o'clock, within 8 inches of joint: YES

Observations (11)

DistanceCodeObservation
4.9CM
609.5DAE
43.4DAE
348.4TBA
424.9TBA
345.9TB
0MWL
0AMH21 0664
612.3AMH21 0663
284.3H
609.5CM

Properties (7)

additional_info
630098041822201
custom_field_three
CRACKS/HOLE
custom_field_two
1
customer
1
datetime
2022-04-18T22:46:41-07:00
documentation
PRO PIPE
is_lateral_inspection
false