Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 17, 2015, 07:11 AM
  • 22 1401_22 1400_20150417_002650.mp4

Date
04/17/2015
W/O
496785
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00795
PipeID
P16658
Time
12:11 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K2337
Sewer Name
22 CAMERON RELIEF TRUNK
City
WEST COVINA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
32
Purpose
Routine Assessment
Project
WO_496785_TV22009_2015MARCH
Material
Vitrified Clay Pipe
Shape
Circular
Height
21 in.
Upstream MH
22 1401
Downstream MH
22 1400
Dir. of Survey
Downstream
Length Surveyed
336.8 ft.
Total Length
336.8 ft.
Structural Index
2
Structural Quick
2D00
Structural Rating
46
O&M Index
2
O&M Quick
2F00
O&M Rating
72
Overall Index
2
Overall Quick
Overall Rating
118
Pipe schematic from manhole 22 1401 to 22 1400
MH: 22 1401MH: 22 1400downstream0 ft. AMH - Upstream Manhole, Survey Begins - 22 14010 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 20 %of cross sectional area2 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start26.1 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish82.4 ft. MWLS - Water Level, Sag in pipe, 25 %of cross sectional area, Start117.1 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start134.6 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish147.2 ft. MWLS - Water Level, Sag in pipe, 25 %of cross sectional area, Finish173.6 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start233.2 ft. MWLS - Water Level, Sag in pipe, 25 %of cross sectional area, Start257.8 ft. MWLS - Water Level, Sag in pipe, 25 %of cross sectional area, Finish267.7 ft. MWLS - Water Level, Sag in pipe, 25 %of cross sectional area, Start280.8 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - BELOW WATER LEVEL289.9 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish290.6 ft. MWLS - Water Level, Sag in pipe, 25 %of cross sectional area, Finish299.8 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish336.8 ft. AMH - Downstream Manhole, Survey Ends - 22 1400

Observation photos (10)

  • Upstream Manhole, Survey Begins - 22 1401

    0 ft. - Upstream Manhole, Survey Begins - 22 1401

  • Water Level, 10 %of cross sectional area

    0 ft. - Water Level, 10 %of cross sectional area

  • Water Mark, 20 %of cross sectional area

    0 ft. - Water Mark, 20 %of cross sectional area

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

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

  • Water Level, Sag in pipe, 25 %of cross sectional area, Start

    82.4 ft. - Water Level, Sag in pipe, 25 %of cross sectional area, Start

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

    117.1 ft. - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 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

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

  • Water Level, Sag in pipe, 25 %of cross sectional area, Start

    233.2 ft. - Water Level, Sag in pipe, 25 %of cross sectional area, Start

  • Water Level, Sag in pipe, 25 %of cross sectional area, Start

    267.7 ft. - Water Level, Sag in pipe, 25 %of cross sectional area, Start

  • Downstream Manhole, Survey Ends - 22 1400

    336.8 ft. - Downstream Manhole, Survey Ends - 22 1400

Observations (18)

DistanceCodeObservation
147.2MWLS
117.1DAE
299.8DAE
257.8MWLS
280.8DSZBELOW WATER LEVEL
0AMH22 1401
82.4MWLS
26.1DAE
336.8AMH22 1400
173.6DAE
290.6MWLS
233.2MWLS
289.9DSZ
2DAE
0MWL
0MWM
267.7MWLS
134.6DAE

Properties (6)

additional_info
SC207762
custom_field_two
3
customer
LACSD
datetime
2015-04-17T00:11:31-07:00
sewer_category
GRAVITY
year_laid
19900530