Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 28, 2017, 03:39 PM
  • 21 1296_21 1295 _28082017_085655.mp4

Date
08/28/2017
W/O
659584
Weather
Dry
Operator/Surveyor
KYLE A.
Sewer ID
Z00763
PipeID
P25687
Time
8:39 AM
Certificate
07009000
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4806
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
CITY OF INDUSTRY
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
28
Purpose
Routine Assessment
Project
WO_659584_DISTRICT_21
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
36 in.
Width
36 in.
Upstream MH
21 1296
Downstream MH
21 1295
Dir. of Survey
Downstream
Length Surveyed
323.8 ft.
Total Length
323.8 ft.
Structural Index
2
Structural Quick
3111
Structural Rating
4
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
8
Pipe schematic from manhole 21 1296 to 21 1295
MH: 21 1296MH: 21 1295downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 12960 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area58.5 ft. DSF - Deposits Settled Fine, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start99 ft. IS - Infiltration Stain, at 11 o'clock, within 8 inches of joint: NO148.9 ft. SAV - Surface Roughness & Spotting, from 07 to 09 o'clock, within 8 inches of joint: NO179.6 ft. IS - Infiltration Stain, at 09 o'clock, within 8 inches of joint: NO211.5 ft. MGO - General Observation - POSSIBLE INFILTRATION STAIN @ 2 O'CLOCK222.9 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES320.6 ft. DSF - Deposits Settled Fine, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish321 ft. MGO - General Observation - ACTIVE CONNECTION @ D/S MH - 10 O'CLOCK323.8 ft. AMH - Downstream Manhole, Survey Ends - 21 1295

Observation photos (4)

  • Infiltration Stain, at 11 o'clock, within 8 inches of joint: NO

    99 ft. - Infiltration Stain, at 11 o'clock, within 8 inches of joint: NO

  • Surface Roughness & Spotting, from 07 to 09 o'clock, within 8 inches of joint: NO

    148.9 ft. - Surface Roughness & Spotting, from 07 to 09 o'clock, within 8 inches of joint: NO

  • Infiltration Stain, at 09 o'clock, within 8 inches of joint: NO

    179.6 ft. - Infiltration Stain, at 09 o'clock, within 8 inches of joint: NO

  • Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES

    222.9 ft. - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES

Observations (12)

DistanceCodeObservation
99IS
179.6IS
222.9SRI
320.6DSF
211.5MGOPOSSIBLE INFILTRATION STAIN @ 2 O'CLOCK
58.5DSF
323.8AMH21 1295
0AMH21 1296
148.9SAV
321MGOACTIVE CONNECTION @ D/S MH - 10 O'CLOCK
0MWM
0MWL

Properties (7)

additional_info
SC353036
custom_field_two
4
customer
LACSD
datetime
2017-08-28T08:39:17-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
38809