You will also receive a padi dry suit specialty certificate, which is an internationally recognised certification and often a requirement for diving in challenging coldwater dive sites elsewhere in the world. Although many people have dived at silfra, very few have ventured deep into the silfra cave which is at least 63 meters deep. It sort of tricks your brain and you get the feeling you are about to fall down the crack, that reaches a maximum depth of 60 meters in some areas. Silfra fissure is the only place in the world where you can dive between two continents. Diving silfra tour the dive between the continents with. This dive site is also wider than the big crack, as its opening reaches up to eight meters and plunges 14 meters in depth.
After you dive down in the water from the entrance point, first you will pass the silfra deep crack or big crack, a 120meter long but narrow. Nowadays, the rift occupies in total a relatively small surface area, approximately 1970 by 655 feet 600 by 200 meters and is divided into four main sections. At silfra theres always someone there, but at davi. The only catch is a 300meter 330yard swim to get to the fissure, but along the way its common to encounter arctic char and other fish in the.
The first section near the entrance is the silfra deep crack, which is long and narrow as it winds a little to the left and right. The electrical potential crack depth meters we offer provide the means of measuring crack depth far more accurately and reliably than any other ndt method. A hot spring at this site, at a depth of about 70 meters 230 feet, has been releasing mineralrich water into the ocean for the past 11,000 years. The water temperature is between 24 c 3639 f but can be comfortably dived using a dry suit. Big crack, silfra hall, the cathedral and silfra lagoon. Crack depth determination with the potential probe method is based on the measurement of the electrical resistance between two points on the surface of a metallic workpiece. Iceland diving services find iceland diving passport news. A brisk morning scuba dive between tectonic plates true. If there is a crack between these two points, the electrical resistance is higher than for a crack free surface. But living your life without experiencing the glory of silfra.
A wide variety of crack width gauge options are available to you, such as usage, power. It is thus unthinkable to most that one would opt to dive into a crack in the ground full of nearfreezing water. Diving silfra is your opportunity to dive the famous silfra fissure. The silfra diving tour includes one dive which will take about 3040 minutes, with a maximum depth of 18 meters. It is located to southeast of lord howe island in pacific ocean. The crack depth meters we offer provide the means of measuring the depth of a crack more accurately and reliably than any other ndt method. Strytan is located in the north of iceland, and features a 55 meter 180 foot tall limestone chimney, rising up from the floor of the longest fjord in the country. Silfra cathedral and silfra lagoon can be dived in one or in two days. From silfra hall its a 200 meter swim to silfra cathedral.
This is also where the big crack is at its narrowest, so this is the part of silfra where you are literally able to touch both sides of the rock at once. Our new crack depth gauge rmg 4015 measures crack depths on workpieces of iron, ferrous and austenitic steels and can also be used for cracks in copper. Learn all the tips and tricks about silfra fissure in iceland. The 120meter 394 feet long big crack features both the deepest and the shallowest points of the rift. The measurement of crack depth uses the principle of electrical ac potential drop. Wg104 this gauge is ideal for measure the narrow cracks depth and display the value directly. Meet us at thingvellir and experience a unique underwater world of silfra fissure with unmatched water clarity, and swim between two of the biggest continental plates on the planet. The depth of the fissure is about 20 meters at the deepest point and from the. This digital gauge measures, the depth of pits, cracks and craters of the outer in some instances it would do the inside surfaces of steel structures, pipes and concrete. As the fissure widens you will find yourself in the majestic silfra hall with the possibility of local geese and ducks paddling overhead. The maximum depth of your dive in silfra will be 18 meters, but the average is around five meters. The effectiveness of the acousticultrasound structural health monitoring shm technique for the determination of the depth of the surface crack was presented. A quick 30 meter swim from the big crack is all it takes to reach silfra hall.
At crack depth measurement due to the potential probe method, the electrical resistance between two points on the surface of a metallic workpiece is measured. Russell fraser sales digital pit and crack depth gauge. Its the only opening from the silfra cave to the silfra crack and all the water that. This section contains both the deepest and the shallowest areas, the greatest depth is 42 meters, and the shallowest point has a depth of half a meter.
Sep 15, 2014 ultrasonic is one of the most common uses of a nondestructive evaluation method for crack detection and characterization. The water is so pristine that snorkeling in silfra feels more like flying than actually swimming. Its exceptional visibility can extend to over 100 meters 328 ft. Silfra cathedral is litterally a divine section of silfra. Donat hesitate to ask your guide if you need some assistance with your gear. As we dive further, the fissure widens into what we call the silfra hall. Secondly, the underwater visibility in the silfra fissure is over 100 meters, which creates an underwater experience that will rarely, if ever, be surpassed. Best scuba diving destinations silfra, iceland aquaviews.
Scuba diving package, dive in iceland, silfra, strytan. Scuba diving the silfra in iceland dive buddies 4 life. Silfra is 63 meters deep and contains cold and very clear water the visibility is up to 80 meters. Diving silfra day tour in iceland dive silfra with dive.
Depending on the dive qualifications and dive experience of the divers, the silfra dive might be shallower for safety and convenience. Its a deeper, darker version of silfra with otherwise similar conditions. You will learn how to safely and confidently dive in a dry suit and thus enjoy diving in silfra even more. Ultrasonic the ultrasonic is a sound wave of the frequency of 20khz or more. If you have friends or family who are not certified divers but would also like to experience silfra, they are welcome to join our snorkelling silfra day tour. Crack depth meter crack monitoring crack depth crack. It is the remains of shield volcano that was formed around 7 million years ago. It was about 45 minutes or 40 kilometers by car from icelands capital city of reykjavik to thingvellir national park, the site of the world renown silfra crack. Silfra is the only place where one can dive or snorkel directly in the crack between two continental plates. After you dive down in the water from the entrance point, first you will pass the silfra deep crack or big crack, a 120 meter long but narrow underwater valley that winds slightly left and right. The top countries of suppliers are china, hong kong s. Although some sections are fairly deep, the maximum allowed depth for divers is 60 feet 18 m.
The daniel 1500 liquid turbine flow meter is a volumetric flow metering and transmitting device used extensively in the petroleum industry. Silfra is a fissure between two continental plates with over 100m visibility. The 120 meter 394 feet long big crack features both the deepest and the shallowest points of the rift. Jan 30, 2016 18 replies to freezing my feet off while scuba diving in silfra sharon 20 december 2017 at 4. It certainly helps when you can read a blog such as yours and be guided by it.
Rmg4015 is the worldclass, stateoftheart, crack depth meter used worldwide. After this first dive, we will make our way back along a challenging but rewarding 250 meter path with our dive gear and then warm our hands and spirits with hot chocolate and cookies. In this method the increase in potential drop in a current passing between two electrodes in contact with a sound surface adjacent to the crack, is compared to the voltage drop when the. But why crack depth measurement in concrete matters. Snorkeling in the crystal clear waters of silfra fissure in the national park of. One of the most popular dive sites of iceland is silfra, a large crack with lots of caves between the north american and eurasian plates. Crack measurements of up to 5 mm crack depth are possible with this gauge. During your dive you will explore the four main parts of silfra. Covering an area of 84 square kilometres 32 square miles. You will also receive a padi dry suit specialty certificate, which is an internationally recognised certification and often a requirement for diving in challenging cold. In this method the increase in potential drop in a current passing between two electrodes in contact with a sound surface adjacent to the crack, is compared to the voltage drop when the crack is situated between the two electrodes. It is important to evaluate the depth of cracks, to make sure if surface cracking is well propagated into concrete. The silfra fissure intercepts a major aquifer, which feeds multiple springs at its base.
A quick 30meter swim from the big crack is all it takes to reach silfra hall. During the onehour drive to thingvellir national park, your guide will introduce you to the unique geological and cultural history of silfra and the surrounding thingvellir area. The greatest depth is 42 meters 8 feet, and the shallowest point has a depth of half a meter 1. Nondestructive evaluation of depth of surface cracks using. The swim is an up and down for the diver since at certain spots the diver needs to swim over rocks that have got stuck in the crack at shallow depths.
Silfra is one of the best cold water dive sites in the world. The high depth and very narrow passages pose high risk for divers. When there is a crack between these two points, the electrical. The crack between two continents by kaushik patowary. The tectonic plates are so close here that you can almost touch them both at the same time. The deepest part reaches 63 meters and the most beautiful part is the cathedral which. Dive site silfra in thingvellir national park, iceland dive. Silfra big crack, silfra hall, silfra cathedral, and silfra lagoon. Besides, the rocks that form the cave could be loose and collapse. Secondly, the underwater visibility in the silfra is more than 100 meters, which create an underwater experience that will rarelyn if ever, be surpassed.
Digital pit and crack depth gauge 60mm foot digital metricimperial pit, crack, scratch and corossion depth gauge. The first section is the silfra deep crack, which is long and narrow as it winds to the left and right. Well guide you through the main silfra big crack, silfra hall. Jan 10, 2019 nowadays, the rift occupies in total a relatively small surface area, approximately 1970 by 655 feet 600 by 200 meters and is divided into four main sections. Here, the fo llowing relati on exists between the wave length, sound speed, and the frequency. It is the meter of choice for accurate measurement of liquid hydrocarbons and other process fluids. The 10 deadliest vacations for adrenaline junkies therichest. Crack width gauges, concrete testing equipment, controls. The crackfinder x5 performs a speedy nondestructive recognition and identification of cracks on all ferromagnetic steels, iron materials and aluminium. The maximum depth allowed for a dive at silfra is 18 meters, but the visibility is far deeper than that. During the tour, you will explore the four main parts of silfra. Scuba diving here was done for a long time and the area is explored quite thoroughly with four sections defining it.
The only catch is a 300meter 330yard swim to get to the issure, but. After booking our silfra diving experience online a couple of months in advance of our trip, the day finally came for our excursion with the dive outfitters. Shallow at the entry points and at the ends of the fissure, silfra descends to a maximum depth of 63 metres 207 ft but diving to this depth is seldom done as it requires technical diving skills. Method of measuring crack dept h of concrete uses ultrasonic. It leads to the fissures deepest point called the silfra cathedral. The decision to repair, scrap or monitor a crack is sometimes based on the cracks depth and the application details such as the cost of the part and the time needed to secure a replacement. The elcometer 143 crack width ruler is a simple gauge used for the measurement of crack widths in concrete and other structures. The resistance will grow with the unknown crack depth. Ultrasonic is one of the most common uses of a nondestructive evaluation method for crack detection and characterization. May 16, 2017 when people visit icelandespecially off seasonso much energy is expended in trying to keep warm.
The maximum allowed dive depth in silfra is 18 meters 60 feet, however the average depth of a typical silfra dive is about 10 meters 32 feet. Silfra is the only place where you can dive or snorkel directly in the crack between two continental plates. Jan 29, 2018 this section contains both the deepest and the shallowest areas, the greatest depth is 42 meters, and the shallowest point has a depth of half a meter. Silfra diving day tour at thingvellir national park extreme. Icelands silfra fissure is located within the heart of thingvellir national park. It is battery powered, has a largest assortment of available probes and offers digital data processing. The cave divers having good experience can explore depth of around 45 meters 148 feet swimming into silfra cave system. This then widens slightly into what we appropriately call the silfra hall, which leads to the deepest point at 22m called the silfra cathedral. The greatest depth is 42 meters 8 feet, and the shallowest point has a depth of. Trip to iceland may 2016 the travel blog from a trip to reykjavik and iceland active and dormant volcanoes, the largest glaciers in europe, barren landscape, thermal activity across the land, relaxing in the blue lagoon, can you say eyjafjallajokull, geysers and geysirs, waterfalls with stunning rainbows, swimming pool on the slopes of glaciers, action packed activities, horse and whale.
All divers on this silfra diving tour must have dry suit diving certification or 10 logged dry suit dives within two years of the silfra tour date, which must be confirmed with written proof from a diving instructor. The 1500 liquid turbine meter is specifically designed for. The second reason is the visibility, it can reach up to 70 meters all year around. Your dive is finished in the endless visibility of silfra lagoon. You will float through big crack, silfras narrowest section, where you can have your dive between the continents photo taken.
About 61% of these are testing equipment, 6% are industrial metal detectors, and 0% are pressure gauges. When there is a crack between these two points, the electrical resistance is higher than in case of a crack free surface. Silfra is a rift formed in the divergent tectonic boundary between the north american and. When people visit icelandespecially off seasonso much energy is expended in trying to keep warm. But living your life without experiencing the glory of. Method of measuring crack dept h of concrete uses ultrasonic 1.