Title 9, Transportation Systems.

The Mayor is authorized to promulgate regulations to carry out the purposes of this chapter.

If a provision of this chapter or its application to a particular person or circumstance is held invalid, such invalidity does not affect other provisions or applications.

(a) Notwithstanding any other law, the Mayor is authorized to install aerial wires in accordance with this chapter for the sole purpose of powering or supporting wires that power streetcar transit where aerial wire power is necessary or, in the Mayor’s determination, is more feas…

No aerial wires for streetcar transit shall be installed in the following areas: (1) Along the National Mall in the cross-axis area that extends from the U.S. Capitol on the east to the Lincoln Memorial on the west and from the White House on the north to the Jefferson Memorial o…

(a) Prior to the expansion or construction of aerial wire-powered streetcar transit beyond the H Street/Benning Road line, authorized pursuant to § 9-1171, the Mayor shall develop a plan for the use of aerial wires for each phase or extension of the streetcar transit system and s…

(a) By January 1, 2014, and by that date every 3 years thereafter, the Mayor shall submit to the Council an assessment on the: (1) Advances in propulsion technology; (2) Feasibility, including cost, of converting to non-aerial motive power where aerial wiring has been installed; …

Jurisdiction and control over MacArthur Boulevard for its full width in the District of Columbia between Foxhall Road and the District line, excepting a strip 19 feet wide within the lines of said road, the center of which is coincident with the center of the water supply conduit…

All railroads are prohibited on the I Street and K Street fronts of Farragut, Scott, and Franklin Squares.

No further street railroads shall be laid down in the City of Washington without the consent of Congress.

Whenever any person desires to remove the paving stones, or to displace any other work done by the authority of the United States, for the purpose of laying gas pipes, or for any other purpose, it shall be the duty of such person to obtain a written permit from the Director of th…

The Council of the District of Columbia is authorized and directed to denominate portions of streets in the District of Columbia as “business streets” and to authorize the use, on such portions of streets, for business purposes by abutting property owners, under such general regu…

The proper authorities of the District are authorized to set apart from time to time, as parks, to be adorned with shade trees, walks, and inclosed with curbstones, not exceeding one-half the width of any and all avenues and streets in the said City of Washington, except Pennsylv…

It shall be the duty of the Director of the National Park Service to cause obstructions of every kind to be removed from such streets, avenues, and sidewalks in the City of Washington as have been, or may be, improved in whole or in part by the United States, and to keep the same…

If any person removing the paving stones or other work done by the authority of the United States shall fail to replace the same to the satisfaction of the Director of the National Park Service, within the time prescribed by him, he shall be subject to a penalty of $25 for each a…

The Secretary of the Interior is directed to prevent the improper appropriation or occupation of any of the public streets, avenues, squares, or reservations in the City of Washington, belonging to the United States, and to reclaim the same if unlawfully appropriated; and particu…

It shall be the duty of the Council of the District of Columbia, and it is hereby authorized and empowered, whenever it considers it a public benefit, to grant the Baltimore and Potomac Railroad Company permission to lay, maintain, and use sidetracks and sidings from the main lin…

It shall be lawful for the Baltimore and Potomac Railroad Company to extend and construct, from time to time, branch tracks or sidings from the lines of railroad authorized hereunder, into any lot or lots adjacent to any street or avenue along which said lines of railroad are loc…

In addition to the main or terminal station or depot, the Baltimore and Ohio Railroad Company, or the Washington Terminal Company may from time to time construct, establish, and maintain such additional stations or depots, for passengers or freight, as the company may deem necess…

Any railroad company lawfully existing and authorized to extend a line of railroad into the District of Columbia, or having secured the right to operate over the lines of any other then existing railroad, to a point of connection with the tracks of the Washington Terminal Company…

(a) Any and all streets or highways within the District of Columbia now or hereafter planned or projected to cross any line of railroad, other than a street railway, in the District of Columbia, which may be hereafter opened to public use, shall be located, constructed, and maint…

(a) The Mayor of the District of Columbia be, and he is hereby, authorized and directed to construct viaducts and approaches thereto, to carry Fern and Varnum Streets over the tracks and right-of-way of the Baltimore and Ohio Railroad Company and to construct a viaduct and approa…

The Philadelphia, Baltimore and Washington Railroad Company is hereby authorized to establish a switch connection with an existing track in its New Jersey Avenue yard, at a point north of the north curb line of I Street Southeast; thence southward on 1st Street Southeast to and c…

The Secretary of the Navy is authorized to sell and transfer or to lease to The Philadelphia, Baltimore, and Washington Railroad Company, its successors and/or assigns, upon such terms and for such amount as he may deem to be both just and reasonable, the existing railroad track …

Said railroad company is hereby authorized to construct, maintain, and operate branch tracks, spurs, or sidings into any lot or square zoned or thereafter zoned for industrial or 2nd commercial use abutting upon any street or avenue over and along which said railroad company is h…

Subject always to the approval of the Council of the District of Columbia, all such railroad tracks, turnouts, branch tracks, spurs, and sidings may be located and constructed in, upon, along, and through public grounds, space, and streets of the United States and/or of the Distr…

Nothing contained in this subchapter shall be construed as limiting or abridging the authority of the Mayor of the District of Columbia under § 9-1201.15.

The Philadelphia, Baltimore, and Washington Railroad Company, its successors or assigns, is authorized to acquire any land or property other than public grounds, space, or streets of the United States or the District of Columbia necessary or expedient for right-of-way for said tr…

If and when the Mayor of the District of Columbia shall decide to pave or repave any of the streets over or along which tracks are authorized to be constructed, the railroad company shall be required to bear the expense of the paving and/or repairs to pavements between the rails …

The authority to establish, construct, acquire, maintain, and operate the tracks, switch connections, extensions, turnouts, sidings, branches, spurs, and other facilities provided for in this subchapter is given upon the following conditions, to wit: The said facilities shall be …

The right to alter, amend, or repeal this subchapter is reserved without regard to any payments required or agreements established under their terms.

The Pennsylvania Railroad Company, operating lessee of all of the railroads and appurtenant properties of The Philadelphia, Baltimore, and Washington Railroad Company in the District of Columbia, be, and it is hereby, authorized to establish switch and siding connections with its…

Before any of the work authorized in § 9-1205.01 shall be begun on the ground, a plan or plans thereof shall be prepared and submitted to the Mayor of the District of Columbia for his approval and only to the extent that such plans shall be so approved shall said work or any port…

Subject only to the approval of the Mayor of the District of Columbia the crossing of any public street or alley other than New York Avenue, within the limits of the total area noted in § 9-1205.01 may be at or on grade. The said railroad shall, when and as directed by the Mayor …

Nothing contained in this subchapter shall be construed as limiting or abridging the authority of the Mayor of the District of Columbia under §§ 9-315, 9-316 and 9-1201.15.

Congress reserves the right to amend, alter, or repeal this subchapter.

Steam railroad companies now operating within the District of Columbia are hereby authorized, after approval of their detailed plans and issuance of a permit by the Mayor of the District of Columbia, to electrify their lines within the District of Columbia and across the Anacosti…

Submarine cables may be used at drawbridge openings, provided previous approval shall have been obtained from the Department of the Army.

Where necessary for such electrification, the Mayor of the District of Columbia may issue permits to construct conduit systems through or under the surfaces of public streets or other District of Columbia or United States property; provided, however, that 3 ducts therein shall be…

Nothing contained in this subchapter shall be construed as limiting or abridging the authority of the Department of the Army, the Mayor of the District of Columbia, or of the Interstate Commerce Commission.

The said railroad companies shall be liable for any accident to, or injuries sustained by, any person by reason of any act or omission of the railroad companies or by their agents or servants during the construction, installation, maintenance, or operation of the electrical equip…

The Mayor shall submit to the Council a comprehensive plan for financing, operations, and necessary capital facilities of the Streetcar Project, along with a proposed resolution for approval of the plan, for a 45-day period of review, excluding Saturdays, Sundays, legal holidays,…

The services of draftsmen, assistant engineers, levelers, transitmen, rodmen, chainmen, computers, copyists, overseers, and inspectors temporarily required in connection with sewer, water, street, street-cleaning, or road work, or construction and repair of buildings and bridges,…

The Mayor of the District of Columbia, or his duly designated representatives, are authorized to employ temporarily such laborers, skilled laborers, drivers, hostlers, and mechanics as may be required exclusively in connection with sewer, water, street, and road work, and street …

All horses, harness, horse-drawn vehicles necessary for use in connection with construction and supervision of sewer, street, street lighting, road work, and street-cleaning work, including maintenance of said horses and harness, and maintenance and repair of said vehicles, and p…

The Mayor of the District of Columbia is authorized to employ in the execution of work, the cost of which is payable from the appropriation account created in the District of Columbia Appropriation Act, approved April 27, 1904, and known as the miscellaneous trust fund deposits, …

(a) The operation of a helicopter landing pad in any residential district in the District of Columbia, identified in the Zoning Regulations of the District of Columbia and shown in the official atlases of the Zoning Commission for the District of Columbia, shall constitute a publ…