Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Nov 29, 2017, 10:22 AM

  • 05 2167_05 2166 _29112017_022216.mp4

Date
11/29/2017
W/O
668743
Weather
Dry
Operator/Surveyor
K. ADAME
Sewer ID
Z00509
PipeID
P07310
Time
2:22 AM
Certificate
07009000
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
No Pre-Cleaning
Media Label
K4849
Sewer Name
05 PRAIRIE AVENUE TRUNK
City
HAWTHORNE, CA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 05
Page No.
13
Purpose
Routine Assessment
Project
WO_668743_TV05190_NOV2017
Material
Reinforced Concrete Pipe
Shape
Circular
Height
30 in.
Width
30 in.
Upstream MH
05 2167
Downstream MH
05 2166
Dir. of Survey
Downstream
Length Surveyed
469.6 ft.
Total Length
469.6 ft.
Structural Index
2
Structural Quick
3323
Structural Rating
16
O&M Index
3
O&M Quick
3A21
O&M Rating
38
Overall Index
3
Overall Quick
—
Overall Rating
54
Pipe schematic from manhole 05 2167 to 05 2166
MH: 05 2167MH: 05 2166downstream0 ft. AMH - Upstream Manhole, Survey Begins - 05 21670 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area14.2 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start18 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start166.7 ft. SSS - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES187.8 ft. SSS - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES408.9 ft. DAGS - Deposits Attached Grease, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start408.9 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish443.8 ft. SSS - Surface Spalling, from 02 to 04 o'clock, within 8 inches of joint: YES454.7 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish454.7 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: NO, Start469.3 ft. DAGS - Deposits Attached Grease, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish469.3 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish469.6 ft. MGO - General Observation - CONNECTION AT MH 9 OCLOCK469.6 ft. AMH - Downstream Manhole, Survey Ends - 05 2166469.6 ft. MGO - General Observation - CONNECTION AT MH 3 OCLOCK

Observation photos (7)

  • Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start

    14.2 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start

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

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

  • Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES

    166.7 ft. - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES

  • Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES

    187.8 ft. - Surface Spalling, from 11 to 01 o'clock, within 8 inches of joint: YES

  • Deposits Attached Grease, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start

    408.9 ft. - Deposits Attached Grease, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: NO, Start

  • Surface Spalling, from 02 to 04 o'clock, within 8 inches of joint: YES

    443.8 ft. - Surface Spalling, from 02 to 04 o'clock, within 8 inches of joint: YES

  • Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: NO, Start

    454.7 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: NO, Start

All inspections of P07310Work order 668743

Observations (17)

DistanceCodeObservation
454.7SRI—
0AMH05 2167
0MWM—
0MWL—
187.8SSS—
443.8SSS—
18SRI—
454.7SAV—
469.6MGOCONNECTION AT MH 9 OCLOCK
408.9DAGS—
469.3DAGS—
408.9DAGS—
166.7SSS—
14.2DAGS—
469.6AMH05 2166
469.6MGOCONNECTION AT MH 3 OCLOCK
469.3SAV—

Properties (6)

additional_info
SC349673
custom_field_two
3
customer
LACSD
datetime
2017-11-29T02:22:08-08:00
sewer_category
Gravity
year_laid
26616