Electrical

Electrical

Electrical

Extended work hours from 5am - 11pm monday through saturday are requested for the construction associated with sheeting and shoring permit sh1400054.

Demolition, excavation, and restoration of street and alleyway for 2. 75 ft wide x 2. 33 ft deep trench for utilities from channing st nw to thomas st nw

Demolition of sidewalk, planter, trees and stormwater management and erosion and sediment control of the work area related to the construction of the temporary mcmillan alternate parking area and final restoration.

Install a x frame tent on construction site at corner of first street , nw and mcmillan drive, nw. Project is for dc water groundbreaking event on 06/27/14. Property is owned by us army corps of engineers.

Installation of construction entrances, stormwater management and erosion and sediment control of the work area related to the construction and restoration of mcmillan sand filter site.

Eleven soil borings approximately to 1 feet in depth and approximately 6 inches in diameter by hollow auger drill method. Two of the eleven total borings to be converted to monitoring wells.

Two underground diversion structures will be built on 1st street and north capitol street to divert stormwater flow to two underground existing sand filtration cells.

Construction of underground diversion structure on 1st street near channing street.

Two deep manholes with underground diversion structures will be built on 1st street and n. Capitol street, south of michigan ave.

Two deep manholes with underground diversion structures at 1st and north capitol streets.

Two deep manholes with underground diversion structures in 1st street and north capitol

Two deep manholes with underground diversion structures in 1st street and north capitol.

After hours permit from 730pm to 430am; monday thru friday from 7/27/2013 to 7/27/2013. In conjuction with pa10098198-r2

After hours permit from 7: pm to 4: am monday - friday 8/28/2013 - 9/30/2013 for two deep manholes with underground diversion structures in 1st street and north capitol.

Electrical

Electrical

3 temporary construction dewatering wells. Wells will be approximately 1 feet deep and approximately 8 inches in diameter. Drilling method will be mud rotary.

Two underground diversion structures will be built on 1st street and north capitol street to divert stormwater flow to two underground existing sand filtration cells.

Construction of underground diversion structure on 1st street near channing street.

Two deep manholes with underground diversion structures will be built on 1st street and n. Capitol street, south of michigan ave.

Two deep manholes with underground diversion structures in 1st ? North capitol

Two deep manholes with underground diversion structures at 1st and north capitol streets.

Two deep manholes with underground diversion structures in 1st street and north capitol

Two deep manholes with underground diversion structures in 1st street and north capitol.

Dccr proposes one geotechnical boring pb-1 ow located in the flat land north of the sand filter cell number 25 retaining wall. The boring will be 6 inches in diameter and 2 ft in depth

Installation of construction entrances, stormwater management and erosion and sediment control of the work area related to the construction and restoration of mcmillan sand filter site.

Demolition of sidewalk, planter, trees and stormwater management and erosion and sediment control of the work area related to the construction of the temporary mcmillan alternate parking area and final restoration.

Demolition, excavation, and restoration of street and alleyway for 2. 75 ft wide x 2. 33 ft deep trench for utilities from channing st nw to thomas st nw

Two deep manholes with underground diversion structures at 1st and north capitol streets.

Construction of underground diversion structure

Extended work hours from 5am - 11pm monday through saturday are requested for the construction associated with sheeting and shoring permit sh1400054.

3 temporary construction dewatering wells. Wells will be approximately 1 feet deep and approximately 8 inches in diameter. Drilling method will be mud rotary.

Dccr proposes 18 wells csdw 1-15 and csow 1-3 located in the flat land within the sand filter cell number 25 retaining wall. The boring will be 12 inches in diameter and 181-206 ft in depth

Four crawler cranes will be mobilized and utilized on the channing street constuction staging area site.

The work proposed includes the installation of 3 temporary work trailers. There will be a total of four trailers on the site. 2 @ 24x66, 1 @ 12x46, 1 @ 32x12 toilets. Each trailer will be 1 story in height @ 8.

Skjd will construct a 65 foot diameter slurry wall as support of excavation for the channing street mining shaft within the channing street construction staging area.

Dccr proposes one geotechnical boring, nebbc-54, located on 1st street nw, 7 feet from the intersection of channing street nw and 1st street nw, along the north bound parking lanes, 3 feet from the curb. The boring will be 6 inches in diameter and feet deep. The boring will be completed using a hollow stem auger drilling methods.

Eleven soil borings approximately to 1 feet in depth and approximately 6 inches in diameter by hollow auger drill method. Two of the eleven total borings to be converted to monitoring wells.

1st extention to permit #b13055 to expire 11 24 2014

Electrical

Electrical

Electrical

Civil site work permit for channing street site for division j - northeast boundary tunnel

Alterations and repairs are being completed on four building at the mcmillan water treatment plant site. Work includes construction of a walkway, exterior drainage improvements, interior and exterior architectural improvements, repair of a foundation wall crack, interior and exterior mechanical ventilation improvements, replacement of interior and exterior lighting, and installation of new power and control connections.

After hours permit from 730pm to 430am; monday thru friday from 7/27/2013 to 7/27/2013. In conjuction with pa10098198-r2

After hours permit from 7: pm to 4: am monday - friday 8/28/2013 - 9/30/2013 for two deep manholes with underground diversion structures in 1st street and north capitol.

First extension of buidling permit #b1400086 to expire 03/03/2014

Dccr proposes two geotechnical borings pb-6 & pb-7 located in the flat land within the channing street construction staging area. The boring will be 6 inch od in diameter and 1 ft in depth. Drilling method will be mud rotary/hollow stem auger. Please see attached work plan associated with this work.

Installation of instrumentation wells obw-cs-001-002; vwp-cs-001 to 005; inc-cs-001 to 008. Backfill per attached schematic. 2 observation wells 1 depth 6" diameter, 5 vibrating well piezometers 152 depth 5" diameter, 8 inclinometers 178 depth 8"diameter. Drilling method for all will be mud rotary/hollow stem auger. Please see attached work plan associated with this work.

Install a x frame tent on construction site at corner of first street , nw and mcmillan drive, nw. Project is for dc water groundbreaking event on 06/27/14. Property is owned by us army corps of engineers.

This supplemental permit was issued online. Use the online permit view application on dcra intranet to view the details and print a copy of the permit. Alternatively, you can copy and paste the following url into an internet browser. Https:/ospi. Dcra. Dc. Gov/ospi/printpermit. Aspx? Param=zi8iggjeildwqlf0h6h1ouk3deimysjf