UNIVERSITY AVENUE STREETSCAPE LA MESA, CALIFORNIA

Transcription

1 UNIVERSITY AVENUE STREETSCAPE LA MESA, CALIFORNIA 1

2 university avenue masterplan context plan project boundary N 2

3 university avenue masterplan quadrant 1 enlargement harbinson ave BMP 10 mass. ave quadrant 1 harbinson ave PROPOSED MEDIAN LIGHT EXISTING STREET LIGHT PROPOSED STREET TREE PROPOSED MEDIAN TREE PROPOSED MEDIAN WITH LANDSCAPING BMP 10 mass. ave PROPOSED STREET STRIPING N

4 university avenue masterplan quadrant 2 enlargement yale ave harvard ave pomona ave. lowell st BMP 7 quadrant 2 PROPOSED MEDIAN LIGHT EXISTING STREET LIGHT yale ave SEE ENLARGEMENT PLAN ON PAGE 8 FOR TYPICAL MEDIAN LANDSCAPING harvard ave REALIGNED CURB pomona ave REALIGNED CURB lowell st PROPOSED STREET TREE PROPOSED MEDIAN TREE SEE ENLARGEMENT PLAN ON PAGE 7 FOR TYPICAL BIORETENTION MEDIAN BMP 7 PROPOSED STREET STRIPING N

5 university avenue masterplan quadrant 3 enlargement olive ave. culbertson ave. parks ave. BMP 5 quadrant 3 PROPOSED MEDIAN LIGHT EXISTING STREET LIGHT PROPOSED STREET TREE olive ave. REALIGNED CURB culbertson ave. REALIGNED CURB parks ave. PROPOSED MEDIAN TREE troy ln. REALIGNED CURB PROPOSED MID-BLOCK CROSSING NOTE: FINAL MID-BLOCK CROSSING LOCATIONS AND WARRANTS TO BE DETERMINED IN CONSTRUCTION DOCUMENTION PHASE BMP 5 dale ave. PROPOSED N

6 la mesa blvd university avenue masterplan quadrant 4 enlargement lee ave. BMP 2 BMP 1 quadrant 4 PROPOSED MEDIAN LIGHT EXISTING STREET LIGHT MAPLE ST. lee ave. PROPOSED STREET TREE PROPOSED MEDIAN TREE PROPOSED MID-BLOCK CROSSING PROPOSED MEDIAN WITH LANDSCAPING MAPLE ST. PROPOSED STREET STRIPING NOTE: FINAL MID-BLOCK CROSSING LOCATIONS AND WARRANTS TO BE DETERMINED IN CONSTRUCTION DOCUMENTION PHASE BMP 2 BMP 1 la mesa blvd N

7 typical median section strorm water management techniques flow line typical median section rainfall foothill planting bioretention planting maintenance band water flow liner bioretention soil mix silva cells gravel stone sub drain typical median section: during a rainfall pomona ave silva cell silva cell ex. light, typ. realigned curb 7 12 maintenance band proposed light, typ. cobblestone maintenance truck parking TYP BMP 7 7

8 comparative plant material study landscape median vs bioretention basin median harvard ave pomona ave. Approved Foothill Plant Material Tree Pinus roxburhil Podocarpus gracilior Fraxinus Raywood Pistachia chinensis Cercis canadensis Cercidium microphyllum Chilopsis linearis Shrub Cheiranthus Bowles Mauve Cistus hybridus Grevilea lanigera Lantana montevidensis Phormium tenax spp. Rhaphiolepis indica spp. Salvia chamaedryoides Chir Pine Fern Pine Raywood Ash Chinese Pistache Eastern Redbud Palo Verde Desert WIllow Shrubby Wallflower White Rockrose Costal Gem Trailing Lantana New Zealand Flax India Hawthorn Germander Sage Landscape Bioretention pomona ave. landscape median per university ave. streetscape revitalization: planted per landscape concept alternative #2 - foothills guidelines Groundcover Juniperus Huntington Blue Rosmarinus Prostratus Lampranthus spectabilis Grasses Festuca ovina Glauca Helictotrichon sempervirens Muhlenbergia rigens Bioretention Grasses Lomandra Katie Belles Carex buchananii Juncus Patiens Elk Blue Creeping Juniper Creeping Rosemary Trailing Iceplant Blue Fescue Blue Oat Grass Deergrass Katie Belles Curly Topsedge California Gray Rush deciduous evergreen Comparative notes: Both landscape and bioretention basin will be similar as the same tree planting arrangements will be specified. biorentention basin median - bmp 7 The main difference between the two schemes will be that the bioretention basin medians will be sunken by 18 and the bottom of the basin will be primarily planted with grasses 8

9 approved foothill scheme planting material mid to high level planting CHIR PINE FERN PINE RAYWOOD ASH PALO VERDE CHINESE PISTACHE EASTERN REDBUD PURPLE LEAF PLUM DESERT WILLOW ROCKROSE WOOLY GREVILLEA TRAILING LANTANA INDIA HAWTHORN PARKWAY STREET TREE 9

10 approved foothill scheme planting material low level planting SALVIA CREEPING JUNIPER CREEPING ROSEMARY TRAILING ICEPLANT BLUE FESCUE BLUE OAT GRASS DEER GRASS KATIE BELLS BIORETENTION GRASSES CURLY TOPSEDGE JUNCUS PATENS 10

11 HARDSCAPE MATERIAL TREE GRATE MAINT. WALK COBBLESTONE STRIPING STREET LIGHTING DESCRIPTION 11