Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 24, 2017, 06:08 AM
  • H 0771_H 0770A _20170523_234910.mp4

Date
05/23/2017
W/O
635495
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00942
PipeID
P24212
Time
11:08 PM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4530
Sewer Name
H JOINT OUTFALL H - UNIT 9C
City
COVINA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
25
Purpose
Routine Assessment
Project
WO_635495_TV22079_MAY2017
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
20 in.
Width
20 in.
Upstream MH
H 0770A
Downstream MH
H 0771
Dir. of Survey
Upstream
Length Surveyed
675.1 ft.
Total Length
675.1 ft.
Structural Index
1
Structural Quick
1100
Structural Rating
1
O&M Index
2
O&M Quick
2300
O&M Rating
6
Overall Index
2
Overall Quick
Overall Rating
7
Pipe schematic from manhole H 0770A to H 0771
MH: H 0770AMH: H 0771upstream0 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish0 ft. MSA - Survey Abandoned - REVERSAL COMPLETE85.9 ft. DSC - Deposits Settled Compacted, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES89.3 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES664.2 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start671.1 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start675.1 ft. MGO - Reversal Inspection675.1 ft. MWM - Water Mark, 35 %of cross sectional area675.1 ft. AMH - Downstream Manhole, Survey Begins - H 0770A675.1 ft. MWL - Water Level, 10 %of cross sectional area

Observation photos (4)

  • Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    4 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

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

    10.9 ft. - Surface Roughness Increased, 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

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

  • Deposits Settled Compacted,  5 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES

    589.2 ft. - Deposits Settled Compacted, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES

Observations (11)

DistanceCodeObservation
0MGO
589.2DSC
675.1SRI
675.1DAGS
675.1MSAREVERSAL COMPLETE
4DAGS
0MWM
0AMHH 0770A
585.8DAE
0MWL
10.9SRI

Properties (6)

additional_info
SC340744
custom_field_two
4
customer
LACSD
datetime
2017-05-23T23:08:04-07:00
documentation
PROPIPE
is_lateral_inspection
false