Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 3, 2017, 10:10 AM
  • 16 0186_16 0280_03102017_031047.mpg

Date
10/03/2017
W/O
658232
Weather
Dry
Operator/Surveyor
CORTEZ ESTEBAN
Sewer ID
Z00654
PipeID
P13329
Time
3:10 AM
Certificate
U-209-8148
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4949
Sewer Name
16 CHAPEL AVENUE TRUNK, SECTION 3
City
SAN MARINO
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 16
Page No.
17
Purpose
Routine Assessment
Project
WO_630370_TV05315_AUG2017
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
16 0186
Downstream MH
16 0280
Dir. of Survey
Downstream
Length Surveyed
63.2 ft.
Total Length
63.2 ft.
Structural Index
3
Structural Quick
3A21
Structural Rating
38
O&M Index
2
O&M Quick
3112
O&M Rating
5
Overall Index
3
Overall Quick
Overall Rating
43
Pipe schematic from manhole 16 0186 to 16 0280
MH: 16 0186MH: 16 0280downstream0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 16 01860 ft. MWL - Water Level, 15 %of cross sectional area1 ft. SAV - Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Start6.9 ft. RMJ - Roots Medium Joint, from 09 to 12 o'clock, 5 %, within 8 inches of joint: YESR9 ft. RFJ - Roots Fine Joint, from 09 to 04 o'clock, within 8 inches of joint: YESR14.5 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES38.9 ft. RFJ - Roots Fine Joint, from 03 to 04 o'clock, within 8 inches of joint: YESR61.2 ft. SAV - Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Finish62 ft. MGO - General Observation - SPALLING THROUGHOUT THE REACH63.2 ft. AMH - Downstream Manhole, Survey Ends - 16 0280

Observation photos (4)

  • Roots Medium Joint, from 09 to 12 o'clock, 5 %, within 8 inches of joint: YESR

    6.9 ft. - Roots Medium Joint, from 09 to 12 o'clock, 5 %, within 8 inches of joint: YESR

  • Roots Fine Joint, from 09 to 04 o'clock, within 8 inches of joint: YESR

    9 ft. - Roots Fine Joint, from 09 to 04 o'clock, within 8 inches of joint: YESR

  • Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES

    14.5 ft. - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES

  • Roots Fine Joint, from 03 to 04 o'clock, within 8 inches of joint: YESR

    38.9 ft. - Roots Fine Joint, from 03 to 04 o'clock, within 8 inches of joint: YESR

Observations (11)

DistanceCodeObservation
0MWM
63.2AMH16 0280
9RFJ
0AMH16 0186
62MGOSPALLING THROUGHOUT THE REACH
1SAV
61.2SAV
0MWL
14.5SSS
38.9RFJ
6.9RMJ

Properties (4)

additional_info
SC345857
custom_field_two
2
customer
LACSD
datetime
2017-10-03T03:10:16-07:00