The tight rental market is helping bring two infill apartment projects to Manteca.One is the 8-unit Villa Capri apartments proposed on vacant parcels plus where an existing house is in the 200 block of North Fremont where it T-intersects with Pine Street between Center and Fir streets.The other consists of 19 apartments proposed as an expansion of Vista Verde Apartments on Eastwood Avenue where it curves across the street from Manteca Rehab.The two projects are before the Manteca Planning Commission on Tuesday. The commission meets at 7 p.m. at the Civic Center, 1001 W. Center St.The city already has approved site plans for the 128-unit Woodbridge Apartments on the northeast corner of Lathrop and Union Roads in the shopping center anchored by CVS Pharmacy.The 200-unit Terra Ranch Apartment proposal first approved in 2011 and that had since expired has been reapproved. The 12.2-acre project is located on the southwest corner of West Woodward Avenue and the new McKinley Avenue alignment in southwest Manteca.It consists of 12 apartment buildings consisting of 190,596 square feet.