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The word "tonnage" itself can mean a lot of things. We can use tonnage to describe the sizing of an HVAC system or how much a ship weighs. Basically, tonnage is the weight in tonnes (or …
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On two Cypro-archaic oinochoae we can see sailing ships using stone anchors of uncertain type (Fig. 8).17 12. Frost dated the so-called pyramidal stone anchors to the 5th–4th cc. BC on the …
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The majority of this thesis is focused on outlining the basics and potential archaeological effects of practices which could have affected the use of stone ballast in both maritime and terrestrial …
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The word "tonnage" itself can mean a lot of things. We can use tonnage to describe the sizing of an HVAC system or how much a ship weighs. Basically, tonnage is the weight in tonnes (or …
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BALLAST , , BALLAST はか: 1. heavy matter such as sand, stone, or water that is used at the bottom of a ship or a hot-air…. もっとる
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River cobbles of all different shapes were stored in the ship''s hold to enhance stability. Wooden sailing vessels were inherently buoyant, and tall masts made them extremely top-heavy. …
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Wooden ships typically used ballast stones, but sometimes extra anchors and cannons were used. Depending on the weight of the cargo weight and crew, ballast stones were added or …
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525· During the Colonial Era sailing ships left North Carolina loaded with lumber, shingles, tobacco, and other goods, but, because there was only a limited market for …
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1028· Pecchioni E, Cantisani E, Pallecchi P, Fratini F, Buccianti A, Pandeli E, Rescic S, Conticelli S (2007) Characterization of the amphorae, stone ballast and stowage materials …
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BALLAST definition: 1. heavy matter such as sand, stone, or water that is used at the bottom of a ship or a hot-air…. Learn more.
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Ballast ran out and gathering them consumed more time. Coincidentally, the quarrying industry in America was on the rise. Quarriers were scouting and developing prime locations, and …
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The majority of this thesis is focused on outlining the basics and potential archaeological effects of practices which could have affected the use of stone ballast in both maritime and terrestrial …
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20241126· Originally, stone, sand, and other heavy materials were used as ballast to maintain balance and stability in wooden sailing ships. As shipbuilding technology advanced, …
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2008812· The stone used for (single-ply) ballast has been sized using ASTM D448. The wind performance of this material was extensively studied in wind tunnels and by field …
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2024530· The history of ballast is a hidden one (see Ballast: A Hidden History on How to Avoid Shipwreck) 1, and yet this massive industry was essential for the safety of every vessel worldwide. Disasters due to the state of …
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827· Explore the fascinating ballast methods in ancient ships, including materials, techniques, and their impact on stability and performance in seafaring history. By employing …
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1024· Back when European ships set sail from ports such as Antwerp in search of goods to trade, they’d sometimes use large blocks of stone as ballast for ships that were too …
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1028· Pecchioni E, Cantisani E, Pallecchi P, Fratini F, Buccianti A, Pandeli E, Rescic S, Conticelli S (2007) Characterization of the amphorae, stone ballast and stowage materials …
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2024530· The history of ballast is a hidden one (see Ballast: A Hidden History on How to Avoid Shipwreck) 1, and yet this massive industry was essential for the safety of every vessel …
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BALLAST、：1. heavy matter such as sand, stone, or water that is used at the bottom of a ship or a hot-air…。。
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English ships would come over here half empty and would need extra ballast for the voyage over. In some cases like that of Stamford CT. it was just dumped on the beach. I thought it was …
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201114· The three stone-ballast samples had differing weights of 10, 17, and 24 pounds per square foot. “Ballasted roofs with a minimum of 15 lbs/square feet of ballast over the …
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610· Ballast stones can be found on the coasts around the world in places that have throughout history been busy mercantile centers. In some locations of the US coast ballast …
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return cargo for the countless ships that plied the North Atlantic. Many of these vessels had to sail in ballast. Hence, ships sailing in ballast were not a rare sight – quite the con-trary: they were …
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525· During the Colonial Era sailing ships left North Carolina loaded with lumber, shingles, tobacco, and other goods, but, because there was only a limited market for …
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