Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 24, 2016, 08:54 AM

  • 21 1137_21 1136_20160224_021250.mp4

Date
02/24/2016
W/O
552368
Weather
Dry
Operator/Surveyor
J. HARTOOG
Sewer ID
Z00780
PipeID
P16231
Time
12:54 AM
Certificate
U-507-03-3386
System Owner
LACSD
Date Cleaned
—
Pre-Cleaning
Not Known
Media Label
K3206
Sewer Name
21 POMONA BOULEVARD INTERCEPTOR TRUNK
City
POMONA, CA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
WO_552368_TV21019_FEB2016
Sewer Type
GRAVITY
Material
Reinforced Concrete Pipe
Shape
Circular
Height
30 in.
Upstream MH
21 1137
Downstream MH
21 1136
Dir. of Survey
Downstream
Length Surveyed
652 ft.
Total Length
652 ft.
Structural Index
1
Structural Quick
321Y
Structural Rating
135
O&M Index
2
O&M Quick
2Y00
O&M Rating
258
Overall Index
2
Overall Quick
—
Overall Rating
393
Pipe schematic from manhole 21 1137 to 21 1136
MH: 21 1137MH: 21 1136downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 11370 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area2 ft. MGO - General Observation - MAGNESIUM H.O. START 50%2.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2.6 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start516 ft. SAV - Surface Aggregate Visible, from 09 to 11 o'clock, within 8 inches of joint: NO565.4 ft. SAV - Surface Aggregate Visible, from 08 to 11 o'clock, within 8 inches of joint: NO647.9 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish647.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish652 ft. AMH - Downstream Manhole, Survey Ends - 21 1136

Observation photos (6)

  • Water Mark, 25 %of cross sectional area

    0 ft. - Water Mark, 25 %of cross sectional area

  • General Observation - MAGNESIUM H.O. START 50%

    2 ft. - General Observation - MAGNESIUM H.O. START 50%

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

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

  • Surface Aggregate Visible, from 09 to 11 o'clock, within 8 inches of joint: NO

    516 ft. - Surface Aggregate Visible, from 09 to 11 o'clock, within 8 inches of joint: NO

  • Surface Aggregate Visible, from 08 to 11 o'clock, within 8 inches of joint: NO

    565.4 ft. - Surface Aggregate Visible, from 08 to 11 o'clock, within 8 inches of joint: NO

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

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

All inspections of P16231Work order 552368

Observations (11)

DistanceCodeObservation
0AMH21 1137
2.6DAGS—
2MGOMAGNESIUM H.O. START 50%
2.6SRI—
0MWL—
652AMH21 1136
647.9SRI—
565.4SAV—
0MWM—
516SAV—
647.9DAGS—

Properties (5)

additional_info
SC225544
custom_field_two
4
customer
LACSD
datetime
2016-02-24T00:54:00-08:00
year_laid
19840209