Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 5, 2020, 08:39 AM
  • H 0770A_H 1147 _05052020_014904.mp4

Date
05/05/2020
W/O
824117
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00942
PipeID
P19964
Time
1:39 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K7625
Sewer Name
H JOINT OUTFALL H - UNIT 9C
City
COVINA
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
25
Purpose
Routine Assessment
Project
RFIR_WO_824117_TV22079_APR2020
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
20 in.
Width
20 in.
Upstream MH
H 0770A
Downstream MH
H 1147
Dir. of Survey
Downstream
Length Surveyed
140.8 ft.
Total Length
140.8 ft.
Structural Index
2
Structural Quick
2D1D
Structural Rating
81
O&M Index
2
O&M Quick
412K
O&M Rating
122
Overall Index
2
Overall Quick
Overall Rating
203
Pipe schematic from manhole H 0770A to H 1147
MH: H 0770AMH: H 1147downstream0 ft. AMH - Upstream Manhole, Survey Begins - H 0770A0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. MGO - Reversal Inspection0 ft. MWM - Water Mark, 10 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. MGO - General Observation - 70% MAG COAT4 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start4 ft. DSC - Deposits Settled Compacted, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - SLUDGE13.3 ft. LL - Alignment Left, 15 %, Start39.7 ft. LL - Alignment Left, 15 %, Finish139 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish139 ft. DAGS - Deposits Attached Grease, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish140.8 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish140.8 ft. MGO - General Observation - END POINT OF U/S SURVEY140.8 ft. MSA - Survey Abandoned - REVERSAL COMPLETED140.8 ft. DSC - Deposits Settled Compacted, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish - SLUDGE

Observation photos (2)

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

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

  • Deposits Settled Compacted,  10 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start - SLUDGE

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

Observations (17)

DistanceCodeObservation
0AMHH 0770A
2DAGS
2SSS
0MWL
140.8SRI
2MGO70% MAG COAT
140.8MGOEND POINT OF U/S SURVEY
140.8MSAREVERSAL COMPLETED
0MGO
4SRI
39.7LL
140.8DSCSLUDGE
139SSS
13.3LL
0MWM
139DAGS
4DSCSLUDGE

Properties (6)

additional_info
SC411175
custom_field_two
3
customer
LACSD
datetime
2020-05-05T01:39:54-07:00
documentation
PROPIPE
is_lateral_inspection
false