Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 30, 2021, 09:56 AM
  • 29 0651_29 0650_07302021_031014.mp4

Date
07/30/2021
W/O
901244
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z01090
PipeID
P24898
Time
2:56 AM
Certificate
U-715-07000770
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8692
Sewer Name
29 ALAMITOS PUMPING PLANT SEWER
City
SIGNAL HILL
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 29
Page No.
04
Purpose
Routine Assessment
Project
WO_901244_TV29015_JUL2021
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
8 in.
Width
8 in.
Upstream MH
29 0650
Downstream MH
29 0651
Dir. of Survey
Upstream
Length Surveyed
33.3 ft.
Total Length
33.3 ft.
Structural Index
4
Structural Quick
5121
Structural Rating
7
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
Overall Rating
9
Pipe schematic from manhole 29 0650 to 29 0651
MH: 29 0650MH: 29 0651upstream0 ft. AMH - Upstream Manhole, Survey Ends - 29 06513.5 ft. BSV - Broken Soil Visible, from 12 to 12 o'clock, within 8 inches of joint: NO6.6 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Finish9.6 ft. TF - Tap Factory Made, at 09 o'clock, -, within 8 inches of joint: NO, 6"15.9 ft. ISSRB - Intruding Sealing Ring Broken, 5 %of cross sectional area, from 12 to 01 o'clock27.3 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Start33.3 ft. MWM - Water Mark, 10 %of cross sectional area33.3 ft. AMH - Downstream Manhole, Survey Begins - 29 065033.3 ft. MWM - Water Mark, 15 %of cross sectional area

Observation photos (3)

  • Water Level, Sag in pipe, 20 %of cross sectional area, Start

    6 ft. - Water Level, Sag in pipe, 20 %of cross sectional area, Start

  • Intruding Sealing Ring Broken, 5 %of cross sectional area, from 12 to 01 o'clock

    17.4 ft. - Intruding Sealing Ring Broken, 5 %of cross sectional area, from 12 to 01 o'clock

  • Broken Soil Visible, from 12 to 12 o'clock, within 8 inches of joint: NO

    29.8 ft. - Broken Soil Visible, from 12 to 12 o'clock, within 8 inches of joint: NO

Observations (9)

DistanceCodeObservation
0MWM
26.7MWLS
33.3AMH29 0651
0AMH29 0650
29.8BSV
0MWM
17.4ISSRB
6MWLS
23.7TF

Properties (7)

additional_info
630138072921202
custom_field_three
BROKEN PIPE
custom_field_two
1
customer
1
datetime
2021-07-30T02:56:31-07:00
documentation
PROPIPE
is_lateral_inspection
false