MARSHALL — Plans to add features like new picnic shelters at Garvin Park took another step forward this week. On Tuesday, Lyon County Commissioners voted to approve quotes to build three picnic shelters, and to make electrical service upgrades at the park’s upper and lower campgrounds. The quotes that were approved came to about $219,000 to build three picnic shelters, and about $58,000 for the electrical upgrades. “This is the last stretch of our Legacy grants for improvements at Garvin Park. And for the remaining grants, we had budget dollars included for three picnic ...