Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 31, 2017, 10:01 AM
  • H 0770_H 0769 _20170531_045339.mp4

Date
05/31/2017
W/O
635495
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00942
PipeID
P11178
Time
3:01 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4534
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
28 in.
Width
28 in.
Upstream MH
H 0770
Downstream MH
H 0769
Dir. of Survey
Downstream
Length Surveyed
670.6 ft.
Total Length
670.6 ft.
Structural Index
1
Structural Quick
1Z00
Structural Rating
133
O&M Index
2
O&M Quick
332Z
O&M Rating
275
Overall Index
2
Overall Quick
Overall Rating
408
Pipe schematic from manhole H 0770 to H 0769
MH: H 0770MH: H 0769downstream0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MGO - Reversal Inspection0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - H 07703.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start3.9 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start654.4 ft. DSF - Deposits Settled Fine, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start670.6 ft. DSF - Deposits Settled Fine, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish670.6 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish670.6 ft. MSA - Survey Abandoned - REVERSAL COMPLETE670.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish

Observation photos (3)

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

    3.9 ft. - Deposits Attached Grease, 5 %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

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

  • Deposits Settled Fine,  15 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    654.4 ft. - Deposits Settled Fine, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

Observations (11)

DistanceCodeObservation
0MWM
0MGO
0MWL
670.6DSF
670.6SRI
670.6MSAREVERSAL COMPLETE
3.9DAGS
3.9SRI
654.4DSF
670.6DAGS
0AMHH 0770

Properties (4)

additional_info
SC340749
custom_field_two
4
customer
LACSD
datetime
2017-05-31T03:01:47-07:00