Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 18, 2019, 09:19 PM
  • 21 1295_21 0270A _101819_141939.mp4

Date
10/18/2019
W/O
787682
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00763
PipeID
P25686
Time
2:19 PM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K7063
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
WALNUT
Loc. details
Parking Lot
Location Code
G
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
28
Purpose
Routine Assessment
Project
RFIR_WO_787682_TV21096_SEP2019
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
233.1 ft.
Total Length
233.1 ft.
Structural Index
4
Structural Quick
4100
Structural Rating
4
O&M Index
2
O&M Quick
2Z00
O&M Rating
266
Overall Index
2
Overall Quick
Overall Rating
270
Pipe schematic from manhole 21 1295 to 21 0270A
MH: 21 1295MH: 21 0270Adownstream0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 12950 ft. MWL - Water Level, 25 %of cross sectional area0 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start6.3 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start15.5 ft. DSC - Deposits Settled Compacted, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start227.2 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES231.9 ft. DAE - Deposits Attached Encrustation, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish231.9 ft. DSC - Deposits Settled Compacted, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish233 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish233.1 ft. AMH - Downstream Manhole, Survey Ends - 21 0270A

Observation photos (4)

  • Upstream Manhole, Survey Begins - 21 1295

    0 ft. - Upstream Manhole, Survey Begins - 21 1295

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

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

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

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

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

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

Observations (12)

DistanceCodeObservation
231.9DAE
227.2FM
6DAGS
15.5DSC
0MWM
6.3DAE
0AMH21 1295
233.1AMH21 0270A
233DAGS
0MWL
231.9DSC
0MGOCONNECTION AT MH 9 O'CLOCK

Properties (7)

additional_info
SC378663
custom_field_two
3
customer
LACSD
datetime
2019-10-18T14:19:11-07:00
documentation
PROPIPE
is_lateral_inspection
false
year_laid
38809