enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Anchor portal - Wikipedia

    en.wikipedia.org/wiki/Anchor_portal

    An anchor portal or H-frame tower is a gantry structure supporting overhead power lines in a switchyard. Their static function is similar to a dead-end tower . Anchor portals are almost always steel -tube or steel-framework constructions.

  3. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    Means that a feature of size is at the limit of its size tolerance in the direction that leaves the least material on the part. Thus an internal feature of size (e.g., a hole) at its biggest diameter, or an external feature of size (e.g., a flange) at its smallest thickness. The GD&T symbol for LMC is a circled L.

  4. I-beam - Wikipedia

    en.wikipedia.org/wiki/I-beam

    The dimensions of these beams are classified as per IS:808 (as per BIS). [citation needed] In the United Kingdom, these steel sections are commonly specified with a code consisting of the major dimension, usually the depth, -x-the minor dimension-x-the mass per metre-ending with the section type, all measurements being metric. Therefore, a ...

  5. DOST Hybrid Electric Train - Wikipedia

    en.wikipedia.org/wiki/DOST_Hybrid_Electric_Train

    The MIRDC contracted local bus and truck manufacturer Fil-Asia Automotive and Industries Corp. to build the train. Fil-Asia in turn outsourced the motor, chassis, engine, motor, axle, and wheels from outside of the Philippines to be able to manufacture it. [5] The trainset formation is Tc-T-T-T-Mc in which one of the two cabs are the power cars.

  6. Hollow structural section - Wikipedia

    en.wikipedia.org/wiki/Hollow_structural_section

    (HSS dimensions are based on exterior dimensions of the profile; pipes are also manufactured to an exterior tolerance, albeit to a different standard.) The corners of HSS are heavily rounded, having a radius which is approximately twice the wall thickness. The wall thickness is uniform around the section.

  7. Philippine expressway network - Wikipedia

    en.wikipedia.org/wiki/Philippine_expressway_network

    The first elevated toll road in the Philippines is the Skyway, with its construction consisting of numerous sections called "stages". Its latest section, Stage 3, was completed in 2021. [ 10 ] The Southern Tagalog Arterial Road (STAR) Tollway, from Santo Tomas to Lipa in Batangas was opened in 2001 and was extended in 2008.

  8. Transmission tower - Wikipedia

    en.wikipedia.org/wiki/Transmission_tower

    Transmission tower in Toronto, ON Single-circuit three-phase transmission line Transmission towers on a hill field. Three-phase electric power systems are used for high voltage (66- or 69-kV and above) and extra-high voltage (110- or 115-kV and above; most often 138- or 230-kV and above in contemporary systems) AC transmission lines.

  9. Steel frame - Wikipedia

    en.wikipedia.org/wiki/Steel_frame

    Steel frame structure Rectangular steel frame, or "perimeter frame" of the Willis building (at right) contrasted against the diagrid frame at 30 St Mary Axe (at center), in London. Steel frame is a building technique with a " skeleton frame" of vertical steel columns and horizontal I-beams , constructed in a rectangular grid to support the ...