Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 28, 2021, 10:11 AM
  • 20 0297_20 0296_12282021_021904.mp4

Date
12/28/2021
W/O
926690
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00736
PipeID
P19263
Time
2:11 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9805
Sewer Name
20 AVENUE "Q" EXTENSION TRUNK
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
WO_926690_TV20035_DEC2021
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0297
Downstream MH
20 0296
Dir. of Survey
Downstream
Length Surveyed
50.6 ft.
Total Length
50.6 ft.
Structural Index
2
Structural Quick
4124
Structural Rating
12
O&M Index
3
O&M Quick
4121
O&M Rating
6
Overall Index
3
Overall Quick
Overall Rating
18
Pipe schematic from manhole 20 0297 to 20 0296
MH: 20 0297MH: 20 0296downstream0 ft. MWM - Water Mark, 70 %of cross sectional area0 ft. MWL - Water Level, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02972 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES5.3 ft. FM - Fracture Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES30 ft. CL - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES36.2 ft. CL - Crack Longitudinal, at 03 o'clock, within 8 inches of joint: YES42.4 ft. CL - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES50.6 ft. AMH - Downstream Manhole, Survey Ends - 20 0296

Observation photos (5)

  • Deposits Attached Grease, 10 %of cross sectional area, from 02 to 10 o'clock,  , within 8 inches of joint: YES

    2 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES

  • Fracture Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

    5.3 ft. - Fracture Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES

  • Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES

    30 ft. - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES

  • Crack Longitudinal, at 03 o'clock, within 8 inches of joint: YES

    36.2 ft. - Crack Longitudinal, at 03 o'clock, within 8 inches of joint: YES

  • Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES

    42.4 ft. - Crack Longitudinal, at 12 o'clock, within 8 inches of joint: YES

Observations (9)

DistanceCodeObservation
0MWM
2DAGS
5.3FM
50.6AMH20 0296
0MWL
42.4CL
36.2CL
0AMH20 0297
30CL

Properties (7)

additional_info
630138122721201
custom_field_three
FRACTURES/HIGH WATER LEVEL
custom_field_two
3
customer
1
datetime
2021-12-28T02:11:55-08:00
documentation
PRO PIPE
is_lateral_inspection
false