Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 28, 2017, 04:02 PM
  • 21 1295_21 0270A _28082017_092027.mp4

Date
08/28/2017
W/O
659584
Weather
Dry
Operator/Surveyor
KYLE A.
Sewer ID
Z00763
PipeID
P25686
Time
9:02 AM
Certificate
07009000
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4806
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
CITY OF INDUSTRY
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
28
Purpose
Routine Assessment
Project
WO_659584_DISTRICT_21
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
36 in.
Width
36 in.
Upstream MH
21 1295
Downstream MH
21 0270A
Dir. of Survey
Downstream
Length Surveyed
231.4 ft.
Total Length
231.4 ft.
Structural Index
2
Structural Quick
4121
Structural Rating
7
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
9
Pipe schematic from manhole 21 1295 to 21 0270A
MH: 21 1295MH: 21 0270Adownstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 12950 ft. MWM - Water Mark, 15 %of cross sectional area37.1 ft. DSF - Deposits Settled Fine, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start71.4 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start125.7 ft. MGP - General Photograph153.2 ft. SSS - Surface Spalling, from 01 to 02 o'clock, within 8 inches of joint: YES224.9 ft. FM - Multiple Fractures, from 12 to 12 o'clock, within 8 inches of joint: YES227.9 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish227.9 ft. DSF - Deposits Settled Fine, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish231.4 ft. AMH - Downstream Manhole, Survey Ends - 21 0270A

Observation photos (4)

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

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

  • General Photograph

    125.7 ft. - General Photograph

  • Surface Spalling, from 01 to 02 o'clock, within 8 inches of joint: YES

    153.2 ft. - Surface Spalling, from 01 to 02 o'clock, within 8 inches of joint: YES

  • Multiple Fractures, from 12 to 12 o'clock, within 8 inches of joint: YES

    224.9 ft. - Multiple Fractures, from 12 to 12 o'clock, within 8 inches of joint: YES

Observations (11)

DistanceCodeObservation
227.9SRI
0MWL
231.4AMH21 0270A
125.7MGP
224.9FM
71.4SRI
153.2SSS
0AMH21 1295
37.1DSF
0MWM
227.9DSF

Properties (7)

additional_info
SC353036
custom_field_two
4
customer
LACSD
datetime
2017-08-28T09:02:21-07:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
38809