TE 1

28問 • 1年前

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The application of technology and scientific principles to planning, functional design, operation, and management of facilities for the mode of transportation in order to provide the safe, rapid, comfortable convenient, economical, and environmentally compatible movement of the people and goods

transportation engineering

The specialized field of civil engineering that deals with the planning, geometric design and traffic operation of roads, streets and highways, their networks, terminals, abutting lands, and relationships with other mode of transportation

transportation engineering

Types of surface transportation and aviation:

land — roadways — railways, water — waterways, air — airways

Modes of transportation:

road, rail, air, maritime

Objectives of a traffic engineer:

speed, comfort, convenience, economy, environmental compatibility

MMDA meaning

metropolitan manila development authority

This vehicle account for a big chunk of road crashes, they topped the 2015 road safety report of WHO, composing of ______ road traffic death

motorcycles, 23%

While ______ is much to be desired, it is limited by transpo characteristics, and the need to provide safety

SPEED

______ and ______ are generic terms and main different things to different people

COMFORT, comfort and convenience

______ involves the physical characteristics of vehicles and roadways, and influenced by our perception of safety

comfort

______ relates more to the ease with which trips are made and the ability of transport systems accommodate all of our travel needs at appropriate times

CONVENIENCE

______ is also relative. There is little modern transportation systems that can be termed "cheap" Highway and other transportation system involve massive construction, maintenance, and operating expenditures, most of which are provided through general and user taxes and fees Nevertheless, every engineer, regardless of discipline, is called upon to provide the best possible systems for the money

ECONOMY

Harmony with the environment is a complex issue that has become more important over time All transportation systems have some negative impacts on the environment. All produce air and noise pollution in some forms, and all utilize valuable land resources

ENVIRONMENTAL COMPATIBILITY

Waterways:

types of harbor: — natural "" — seminatural "" — artificial "", types of port: — major — intermediate — minor, types of docks: — wet "" — dry ""

Roadways:

ROAD CLASSIFICATIONS: NH — national highway SH — state highway MDH — major district road ODR — other district road VR — village road, BASED ON CARRIAGE WAY — paved roads — unpaved roads, BASED ON PAVEMENT — surface roads — unsurfaced roads, AS PER USABILITY — all weather roads — fair weather roads, URBAN ROADS — arterial roads — sub arterial roads — collector streets — local streets

It is the primary objective in civil engineering

safety

The principal goal of the traffic engineer remains the ______

provision of a safe system for highway traffic

Accordinng to PSA, an average of ______ Filipinos die everyday due to ______

34, vehicular collisions

Possible Solutions to Traffic Problems

facility design, traffic control, reducing demand, shifting demand, repacking demand

DOTr

department of transportation

Elements of traffic engineering:

— facility design — ITS — performance evaluation — traffic control — traffic operations — traffic studies and characteristics — transportation system and management ITS — integration of intelligent transportation system technologies

Modes of transportation: > urban people transportation system

— automobile taxi / for hire vehicles, — public utility jeepney, — tricycle, — local bus transit, — light rail, — ferry

Modes of transportation: > intercity people transportation system

— automobile, — intercity bus (point-to-point bus), — railroad, — air, — water

Modes of transportation: ~ urban and intercity freight transportation ~

— long — haul trucks, — local truck, — railroad, — airfreight, — water, — pipelines

Traffic engineering profession:

relationship with the general public: — more than other engineers — deals with a wide variety of public officials, professional ethics — has a great sense of responsibility based on the scale of the outcomes

According to ______, assistant secretary of the department of transportation (DOTr), there is a daily average of ______ road crashes in metro manila alone Vehicles involved are:

Mark de Leon, 262, — motorcycle = 53% — pedestrian = 19% — drivers of vehicles of 4 wheels or more = 14% — 4-wheeled vehicle passengers = 11% — cyclists = 2% — others = 1%

According to the MMDA, among the most accident-prone roads in Metro Manila are ______, ______ and ______

— alabang zapote road, — commonwealth avenue, — edsa

According to the latest data of PSA, ______ people died due to road crashes in ______, a ______% increase from ______ death recorded in ______

10 012, 2015, 45.76%, 6869, 2006

EM Waves and Spectrum

John Marabiles · 73問 · 1年前

EM Waves and Spectrum