Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 5, 2019, 09:01 AM
  • 22 1290_22 1289 _09052019_022530.mp4

Date
09/05/2019
W/O
787515
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00806
PipeID
P16486
Time
2:01 AM
Certificate
U-109-7948
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K6079
Sewer Name
22 DISTRICT #22 MAIN RELIEF TRUNK
City
COVINA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
32
Purpose
Routine Assessment
Project
WO_787515_TV22107_SEP2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1290
Downstream MH
22 1289
Dir. of Survey
Downstream
Length Surveyed
567.2 ft.
Total Length
567.2 ft.
Structural Index
2
Structural Quick
3U2V
Structural Rating
553
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
557
Pipe schematic from manhole 22 1290 to 22 1289
MH: 22 1290MH: 22 1289downstream0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12900 ft. MWL - Water Level, 15 %of cross sectional area0.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. MGO - General Observation - MAGNEZIUM H.O COATING START10 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start21 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start564 ft. MGO - General Observation - MAGNEZIUM H.O COATING FINISH567 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish567 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish567 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish567.2 ft. AMH - Downstream Manhole, Survey Ends - 22 1289

Observation photos (4)

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

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

  • General Observation - MAGNEZIUM H.O COATING START

    2 ft. - General Observation - MAGNEZIUM H.O COATING START

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

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

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

    21 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (12)

DistanceCodeObservation
2MGOMAGNEZIUM H.O COATING START
567.2AMH22 1289
567SSS
0.1SSS
0MWM
0AMH22 1290
567SAV
567DAGS
564MGOMAGNEZIUM H.O COATING FINISH
10DAGS
21SAV
0MWL

Properties (7)

additional_info
SC378419
custom_field_two
3
customer
LACSD
datetime
2019-09-05T02:01:23-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
30330