The earthquake struck at 7:42 a.m. local time according to the meteorological office in the capital city of Naypyitaw .
According to the US Geological Survey
(USGS), the epicenter of the quake was traced at 52km (32mi) NNE of Shwebo and 64km (40mi) W of Mogok, Myanmar.
Initial news reports mentions at least six people perished at the collapse bridge which was under construction. The businessweek.com
reports as many as 12 casualties have been reported.
No casualties have been reported so far in the populated city of Mandalay and Myanmar's capital city of Naypyitaw.
Damages were reported at some gold mining sites but no casualties there were reported since the gold mining operations were old and deserted.
"This is the worst earthquake I felt in my entire life," 52-year-old Shwebo resident Soe Soe told Associated Press.
The strong quake comes ahead of the reported official trip to Myanmar of US President Barack Obama.
The US government has recently restored diplomatic ties with Myanmar after years of isolation brought about by military rule in the impoverish Asian nation.