Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 19, 2022, 06:51 AM
  • 21 0661_21 0660_04182022_235941.mp4

Date
04/18/2022
W/O
946702
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00766
PipeID
P15811
Time
11:51 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
Light Highway
Location Code
C
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
14 in.
Width
14 in.
Upstream MH
21 0661
Downstream MH
21 0660
Dir. of Survey
Downstream
Length Surveyed
157.7 ft.
Total Length
157.7 ft.
Structural Index
3
Structural Quick
5144
Structural Rating
96
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
3
Overall Quick
Overall Rating
96
Pipe schematic from manhole 21 0661 to 21 0660
MH: 21 0661MH: 21 0660downstream0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK0 ft. MGO - General Observation - stop log at mh0 ft. AMH - Upstream Manhole, Survey Begins - 21 06612 ft. SMW - Surface Missing Wall, from 10 to 02 o'clock, within 8 inches of joint: YES21.5 ft. CM - Crack Multiple, from 12 to 12 o'clock, within 8 inches of joint: YES, Start133.7 ft. FL - Fracture Longitudinal, at 10 o'clock, within 8 inches of joint: YES, Start137.9 ft. FL - Fracture Longitudinal, at 10 o'clock, within 8 inches of joint: YES, Finish137.9 ft. FM - Fracture Multiple, from 12 to 12 o'clock, within 8 inches of joint: YES, Start137.9 ft. CM - Crack Multiple, from 12 to 12 o'clock, within 8 inches of joint: YES, Finish156.6 ft. FM - Fracture Multiple, from 12 to 12 o'clock, within 8 inches of joint: YES, Finish157.7 ft. AMH - Downstream Manhole, Survey Ends - 21 0660

Observation photos (4)

  • Surface Missing Wall, from 10 to 02 o'clock, within 8 inches of joint: YES

    2 ft. - Surface Missing Wall, from 10 to 02 o'clock, within 8 inches of joint: YES

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

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

  • Fracture Longitudinal, at 10 o'clock, within 8 inches of joint: YES, Start

    133.7 ft. - Fracture Longitudinal, at 10 o'clock, within 8 inches of joint: YES, Start

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

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

Observations (12)

DistanceCodeObservation
157.7AMH21 0660
0MWL
156.6FM
0MGOCONNECTION AT MH 9 O'CLOCK
137.9FL
2SMW
0MGOstop log at mh
137.9FM
21.5CM
133.7FL
0AMH21 0661
137.9CM

Properties (7)

additional_info
630098041822201
custom_field_three
CRACKS/FRACTURES
custom_field_two
2
customer
1
datetime
2022-04-18T23:51:13-07:00
documentation
PRO PIPE
is_lateral_inspection
false