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Plank framed truss was the name for roof trusses made with planks rather than timber roof trusses. In the 20th century, it was typical for carpenters to make their own trusses by nailing planks together with wood plates at the joints. Today similar trusses are manufactured to engineering standards and use truss connector plates.
A plank used in the repair of a ship. A plank is timber that is flat, elongated, and rectangular with parallel faces that are higher and longer than wide. [1] Used primarily in carpentry, planks are critical in the construction of ships, houses, bridges, and many other structures. [2] Planks also serve as supports to form shelves and tables.
English: Map of the United States, showing school segregation laws before the Supreme Court case of Brown v. Board of Education. Red means that segregation was required in that state. Blue states either allowed segregation in schools, but did not require it, or segregation was limited. Green states forbade segregation in schools.
The school board I served on in Bloomington has done just that, voting to create a K-2 population in one socioeconomically imbalanced school and a 3-6 population in another, building a more ...
The wood moisture content is above 25% on a dry-weight basis; The environment is sufficiently warm; Oxygen (O 2) is present; Wood with less than 25% moisture (dry weight basis) can remain free of decay for centuries. Similarly, wood submerged in water may not be attacked by fungi if the amount of oxygen is inadequate. Fungi lumber/timber ...
The long-time township resident is 76 and has just completed a whirlwind of events in Washington D.C. commemorating the 70th anniversary of the U.S. Supreme Court ruling Brown vs. Board of ...
A plank road is a road composed of wooden planks or puncheon logs, as an efficient technology for traversing soft, marshy, or otherwise difficult ground. Plank roads have been built since antiquity, and were commonly found in the Canadian province of Ontario as well as the Northeast and Midwest of the United States in the first half of the 19th ...
Board of Education ruling will lead with several events for the Topeka area. At 7 p.m. Friday, Topekans will have the opportunity to watch "Now Let Me Fly — The Struggle Toward Brown v.