Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 10, 2017, 08:07 AM
Date
05/10/2017
W/O
635495
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00942
PipeID
P23086
Time
1:07 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4521
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.
21
Purpose
Routine Assessment
Project
WO_635495_TV22079_MAY2017
Material
NRCP
Shape
Circular
Height
20 in.
Width
20 in.
Upstream MH
H 0783
Downstream MH
H 0782A
Dir. of Survey
Downstream
Length Surveyed
1489.2 ft.
Total Length
1489.2 ft.
Structural Index
1
Structural Quick
1100
Structural Rating
1
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
5
Pipe schematic from manhole H 0783 to H 0782A
MH: H 0783MH: H 0782Adownstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - H 07835 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start7 ft. SRI - Surface Roughness Increased, from 09 to 03 o'clock, within 8 inches of joint: YES, Start1044.6 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish1044.6 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start1489.2 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish1489.2 ft. SRI - Surface Roughness Increased, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish1489.2 ft. MSA - Survey Abandoned - CABLE MAXED OUT

Observation photos (3)

  • Deposits Attached Grease, 10 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    5 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

  • Surface Roughness Increased, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    7 ft. - Surface Roughness Increased, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

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

    1044.6 ft. - Deposits Attached Encrustation, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

Observations (10)

DistanceCodeObservation
0MWL
7SRI
5DAGS
0MWM
1489.2DAE
1044.6DAGS
1044.6DAE
1489.2SRI
1489.2MSACABLE MAXED OUT
0AMHH 0783

Properties (5)

additional_info
SC340735
custom_field_two
5
customer
LACSD
datetime
2017-05-10T01:07:12-07:00
sewer_category
Gravity