Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 31, 2018, 11:03 AM
  • 02 2231_02 2230_31012018_042124.mp4

Date
01/31/2018
W/O
684901
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00253
PipeID
P04505
Time
3:03 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5394
Sewer Name
02 DOWNEY-BELLFLOWER DIVERSION RELIEF TRUNK
City
PICO RIVERA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 02
Page No.
25
Purpose
Routine Assessment
Project
WO_684901_TV02051_FEB2018
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
21 in.
Width
21 in.
Upstream MH
02 2231
Downstream MH
02 2230
Dir. of Survey
Downstream
Length Surveyed
599.1 ft.
Total Length
599.1 ft.
Structural Index
2
Structural Quick
2A00
Structural Rating
22
O&M Index
3
O&M Quick
3700
O&M Rating
21
Overall Index
2
Overall Quick
Overall Rating
43
Pipe schematic from manhole 02 2231 to 02 2230
MH: 02 2231MH: 02 2230downstream0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 02 223141.1 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Start55.6 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS91.8 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Finish91.8 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish491.4 ft. CS - Crack Spiral, from 09 to 12 o'clock, within 8 inches of joint: YES599.1 ft. AMH - Downstream Manhole, Survey Ends - 02 2230

Observation photos (3)

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

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

  • Deposits Settled Other,  15 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS

    55.6 ft. - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS

  • Crack Spiral, from 09 to 12 o'clock, within 8 inches of joint: YES

    491.4 ft. - Crack Spiral, from 09 to 12 o'clock, within 8 inches of joint: YES

Observations (9)

DistanceCodeObservation
91.8MWLS
491.4CS
0MWM
0MWL
41.1MWLS
0AMH02 2231
599.1AMH02 2230
55.6DSZDEBRIS
91.8DSZ

Properties (5)

additional_info
SC346973
custom_field_two
4
customer
LACSD
datetime
2018-01-31T03:03:32-08:00
year_laid
31440