Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 3, 2022, 06:21 AM
  • 05 2274_05 2273_02022022_223817.mp4

Date
02/02/2022
W/O
931535
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00429
PipeID
P07397
Time
10:21 PM
Certificate
U-715-07000770
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K9771
Sewer Name
05 COLDEN AVENUE TRUNK
City
LOS ANGELES
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 01
Page No.
09
Purpose
Routine Assessment
Project
RFIR_WO_931535_TV05360_JAN2022
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
10 in.
Upstream MH
05 2274
Downstream MH
05 2273
Dir. of Survey
Downstream
Length Surveyed
313.4 ft.
Total Length
313.4 ft.
Structural Index
3
Structural Quick
4325
Structural Rating
22
O&M Index
2
O&M Quick
2K00
O&M Rating
116
Overall Index
2
Overall Quick
Overall Rating
138
Pipe schematic from manhole 05 2274 to 05 2273
MH: 05 2274MH: 05 2273downstream0 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 05 22740 ft. MWL - Water Level, 30 %of cross sectional area2.5 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start14.1 ft. MWL - Water Level, 50 %of cross sectional area15.1 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish15.1 ft. MGO - General Observation - STAINING19.9 ft. DSC - Deposits Settled Compacted, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - UNDER FLOW148.4 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Start171.3 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Finish238.5 ft. MWL - Water Level, 25 %of cross sectional area311.9 ft. DSC - Deposits Settled Compacted, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish313 ft. MGO - General Observation - CHANNEL IN D/S MH.05.2273 HAS PROJECTING AGGREGATE313.4 ft. AMH - Downstream Manhole, Survey Ends - 05 2273

Observation photos (2)

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

    2.5 ft. - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Water Level, Sag in pipe, 15 %of cross sectional area, Start

    148.4 ft. - Water Level, Sag in pipe, 15 %of cross sectional area, Start

Observations (14)

DistanceCodeObservation
0MWM
19.9DSCUNDER FLOW
238.5MWL
15.1FM
2.5FM
0AMH05 2274
171.3MWLS
15.1MGOSTAINING
148.4MWLS
14.1MWL
313MGOCHANNEL IN D/S MH.05.2273 HAS PROJECTING AGGREGATE
311.9DSC
313.4AMH05 2273
0MWL

Properties (8)

additional_info
630098020222201
custom_field_three
FRACTURES
custom_field_two
2
customer
1
datetime
2022-02-02T22:21:05-08:00
documentation
PROPIPE
is_lateral_inspection
false
year_laid
28956