(three northbound, and four southbound) for vehicles and a temporary pedestrian and bicycle path on the northbound shoulder of the bridge. Exit 5 provides access to Hilton Park and Wentworth Terrace. This exit was permanently closed when the northbound lanes were shifted onto the permanent northbound alignment of the turnpike on November 28, 2018. US 4 leaves the turnpike at Exit 6, with the Dover barrier toll located about to the north. The reconstruction of Exit 6 into a full access diamond interchange between Dover and Durham was open to traffic on November 15, 2019. Before the reconstruction, there was no access from eastbound US 4 to the northbound turnpike or Dover Point Road north, nor from the southbound turnpike to Dover Point Road north. Traffic then had to utilise the Spaulding Turnpike southbound and turn around at Exit 4 in Newington in order to access the Spaulding Turnpike northbound or Dover Point Road north. North of the toll plaza, the freeway passes west of downtown Dover. Exits 7 through 9 provide local access via NH 108, NH 9 and Indian Brook Drive, respectively. A park and ride facility is located on Indian Brook Drive just off Exit 9. North of Exit 9, the speed limit increases to . A gap in the exit numbering—there is no Exit 10—allows for future addition of an interchange with more direct access to Somersworth; such an exit has been under consideration "since the turnpike was built in the 1950s". The turnpike continues north and crosses into Rochester, reaching the second barrier toll soon after. Exit 11 provides access to Old Dover Road, for northbound traffic only. The freeway expands to six lanes north of Exit 12 and bypasses downtown Rochester to the west. US 202 joins the freeway at Exit 13, near the site of a park and ride facility built in 2014. NH 11 joins the turnpike to the north at Exit 15. Both US 202 and NH 11 depart the turnpike at Exit 16 to East Rochester. Immediately north of Exit 16, the freeway narrows into a super two and the speed limit drops to . The highway continues north into Milton, with Exits 17 and 18 providing local access via NH 75 and NH 125. The Spaulding Turnpike designation ends at Exit 18 near Union; NH 16 continues north as a full-access highway. Tolls Two barrier tolls are present on