Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 16, 2015, 11:13 AM
  • 22 1406_22 1405_20150416_042950.mp4

Date
04/16/2015
W/O
496785
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00795
PipeID
P16663
Time
4:13 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K2336
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 1406
Downstream MH
22 1405
Dir. of Survey
Downstream
Length Surveyed
350.8 ft.
Total Length
350.8 ft.
Structural Index
2
Structural Quick
2A00
Structural Rating
20
O&M Index
2
O&M Quick
2I00
O&M Rating
98
Overall Index
2
Overall Quick
Overall Rating
118
Pipe schematic from manhole 22 1406 to 22 1405
MH: 22 1406MH: 22 1405downstream0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 14060 ft. MWL - Water Level, 10 %of cross sectional area73.4 ft. TBA - Tap Break-In Active, at 11 o'clock, -, within 8 inches of joint: YES, 6"102.4 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start128 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Start142.2 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Finish186.4 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Start208.6 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Finish231.8 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Start245.8 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Finish348.3 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish350.8 ft. AMH - Downstream Manhole, Survey Ends - 22 1405

Observation photos (9)

  • Water Mark, 25 %of cross sectional area

    0 ft. - Water Mark, 25 %of cross sectional area

  • Upstream Manhole, Survey Begins - 22 1406

    0 ft. - Upstream Manhole, Survey Begins - 22 1406

  • Water Level, 10 %of cross sectional area

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

  • Tap Break-In Active, at 11 o'clock, -, within 8 inches of joint: YES, 6"

    73.4 ft. - Tap Break-In Active, at 11 o'clock, -, within 8 inches of joint: YES, 6"

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

    102.4 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, 15 %of cross sectional area, Start

    128 ft. - Water Level, Sag in pipe, 15 %of cross sectional area, Start

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

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

  • Water Level, Sag in pipe, 15 %of cross sectional area, Start

    231.8 ft. - Water Level, Sag in pipe, 15 %of cross sectional area, Start

  • Downstream Manhole, Survey Ends - 22 1405

    350.8 ft. - Downstream Manhole, Survey Ends - 22 1405

Observations (13)

DistanceCodeObservation
0MWM
102.4DAE
231.8MWLS
186.4MWLS
208.6MWLS
0AMH22 1406
0MWL
348.3DAE
245.8MWLS
73.4TBA
350.8AMH22 1405
128MWLS
142.2MWLS

Properties (6)

additional_info
SC207761
custom_field_two
4
customer
LACSD
datetime
2015-04-16T04:13:56-07:00
sewer_category
GRAVITY
year_laid
19900530