![]() ![]() Conducting a multi beam survey or single beam survey will provide the needed data to engage in this activity. There are several ways to do this in the modern world. To ensure the right amount of sediments are dredged, we need to conduct a survey and get a good picture of what lies beneath the water. Some of the type of dredging machines are Suction dredgers, Mechanical dredgers to name the 2 most common ones. There are several different ways to engage in dredging and in modern times some very fancy equipment has been developed to monitor and make this process easier. The remains of three dredging boats have been unearthed they were abandoned at the bottom of the harbour during the first and second centuries AD. At Marseille, dredging phases are recorded from the third century BC onwards, the most extensive during the first century AD. There was extensive harbour building in the eastern Mediterranean from 1000 BC and the disturbed sediment layers gives evidence of dredging. Dredging goes back to the ancient Egyptian times where the Nile was channelled, and wharfs built. Authorities engage in it to maintain and build harbours, ports and wharfs to encourage trade and attract merchants to their shores. In some instances it is done to accommodate marine life for commercial value.įrom ancient times to today, dredging has been a vital activity. Altering drainage, dam construction or to recover valuable mineral deposits. Some of the other reasons to engage in dredging are to improve existing water features, reshaping land/ water bodies. Larger ships also need certain levels of water to float and travel or anchor in harbours and berths. This is done to ensure ships have a safe and clear passage to navigate the channel and have the appropriate levels of under keel clearance. With the most common one being the maintenance of or increasing the depth of navigation channels, anchorages, or berthing areas. Dredging is performed for several reasons. ![]()
0 Comments
![]() ![]() As rumors have it, you can expect a massive savings starting July 11th. However, I am holding out for the Weebill-S with Image Transmission Pro kit, which is normally $539. ![]() Thanks to its lightweight body and unique Sling mode, the WEEBILL-S creates an effortless shooting experience.ĭuring Prime Day, I'm pretty certain we can all save money on the Weebill-S and snag it for under its current price of $279. This pro camera gimbal easily handles mainstream mirrorless and DSLR camera & lens combos. Featuring strong motors with an advanced stabilization algorithm, the intelligent ViaTouch 2.0 system, as well as an ultra-low latency HD image transmission module, the WEEBILL-S helps you push your creations to the next level.ĭuring NAB 2023, I went hands-on with the Weebill S-3, which was absolutely fantastic. Used by Pro filmmakers, it’s affordable, giving novices and amateurs alike the opportunity to create cinema magic. Content creators can use the Zhiyun WeeBill-S to create buttery smooth, stabilized footage for all their projects. ![]() |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |