Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 20, 2021, 10:18 AM
  • B 0477_B 0476_4202021_035156.mp4

Date
04/20/2021
W/O
0891491
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00094
PipeID
P09002
Time
3:18 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
H1781
Sewer Name
B JOINT OUTFALL B - UNIT 5D
City
ALTADENA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 16
Page No.
06
Purpose
Maintenance Related
Project
20210420MDM_JOINT_OUTFALL_B_UNIT_5D
Material
NRCP
Shape
Circular
Height
15 in.
Upstream MH
B 0477
Downstream MH
B 0476
Dir. of Survey
Downstream
Length Surveyed
261.8 ft.
Total Length
261.8 ft.
Structural Index
0
Structural Quick
0000
Structural Rating
0
O&M Index
2
O&M Quick
3314
O&M Rating
13
Overall Index
2
Overall Quick
Overall Rating
13
Pipe schematic from manhole B 0477 to B 0476
MH: B 0477MH: B 0476downstream0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 3:45AM0 ft. MWL - Water Level, 10 %of cross sectional area27.1 ft. RFJ - Roots Fine Joint, from 02 to 03 o'clock, within 8 inches of joint: YESR - 2%42.1 ft. RMJ - Roots Medium Joint, from 08 to 11 o'clock, 20 %, within 8 inches of joint: YESR95.2 ft. RMJ - Roots Medium Joint, from 11 to 03 o'clock, 5 %, within 8 inches of joint: YESR107.5 ft. RFJ - Roots Fine Joint, from 10 to 03 o'clock, within 8 inches of joint: YESR - 1%138.7 ft. RMC - Roots Medium Connection, from 08 to 11 o'clock, 15 %, within 8 inches of joint: YES246.3 ft. RFC - Roots Fine Connection, from 09 to 11 o'clock, within 8 inches of joint: YES - 4%250.8 ft. RFJ - Roots Fine Joint, from 09 to 11 o'clock, within 8 inches of joint: YESR - 2%261.8 ft. AMH - Downstream Manhole, Survey Ends - 4:00AM

Observation photos (2)

  • Roots Medium Joint, from 08 to 11 o'clock, 20 %, within 8 inches of joint: YESR

    42.1 ft. - Roots Medium Joint, from 08 to 11 o'clock, 20 %, within 8 inches of joint: YESR

  • Roots Medium Connection, from 08 to 11 o'clock, 15 %, within 8 inches of joint: YES

    138.7 ft. - Roots Medium Connection, from 08 to 11 o'clock, 15 %, within 8 inches of joint: YES

Observations (11)

DistanceCodeObservation
27.1RFJ2%
95.2RMJ
250.8RFJ2%
138.7RMC
246.3RFC4%
107.5RFJ1%
261.8AMH4:00AM
0MWM
42.1RMJ
0AMH3:45AM
0MWL

Properties (5)

additional_info
ROOT EVALUATION ONLY
customer
LACSD
datetime
2021-04-20T03:18:05-07:00
documentation
MARTIN,CASTILLO,RUVALCABA
is_lateral_inspection
false