Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 5, 2019, 05:58 AM
  • 22 1238_22 1298 _09042019_231532.mp4

Date
09/04/2019
W/O
787515
Weather
Dry
Operator/Surveyor
N.ZAHREDDINE
Sewer ID
Z00806
PipeID
P16495
Time
10:58 PM
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 1238
Downstream MH
22 1298
Dir. of Survey
Downstream
Length Surveyed
427.4 ft.
Total Length
427.4 ft.
Structural Index
3
Structural Quick
3O2P
Structural Rating
412
O&M Index
2
O&M Quick
412P
O&M Rating
170
Overall Index
2
Overall Quick
Overall Rating
582
Pipe schematic from manhole 22 1238 to 22 1298
MH: 22 1238MH: 22 1298downstream0 ft. MWM - Water Mark, 55 %of cross sectional area0 ft. MGO - General Observation - CONNECTIONS IN MH AT BOTH 3 AND 9 O' CLOCK0 ft. MWL - Water Level, 45 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12386.6 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, Start11 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start15 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start424.6 ft. MGO - General Observation - MAGNEZIUM H.O COATING FINISH427 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish427 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish427 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish427.4 ft. AMH - Downstream Manhole, Survey Ends - 22 1298

Observation photos (3)

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

    11 ft. - Surface Spalling, from 08 to 04 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

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

Observations (13)

DistanceCodeObservation
0MWM
0MGOCONNECTIONS IN MH AT BOTH 3 AND 9 O' CLOCK
427.4AMH22 1298
0MWL
10DAGS
427SSS
427DAGS
11SSS
6.6MGOMAGNEZIUM H.O COATING START
424.6MGOMAGNEZIUM H.O COATING FINISH
427SAV
0AMH22 1238
15SAV

Properties (7)

additional_info
SC378419
custom_field_two
3
customer
LACSD
datetime
2019-09-04T22:58:24-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
30330