Morrisville Unified Development Ordinance – September 2018

ARTICLE 5: DEVELOPMENT STANDARDS ................................................................................... 5-1 Section 5.1. General Provisions.............................................................................................................5-1 5.1.1. General Intent ..................................................................................................................................................................5-1 Section 5.2. General Site Layout and Design.........................................................................................5-1 5.2.1. All Districts .........................................................................................................................................................................5-1 5.2.2. Transit-Oriented Development (TOD) District............................................................................................................5-1 Section 5.3. Subdivision Blocks, Lots, and Reference Points..................................................................5-1 5.3.1. Blocks..................................................................................................................................................................................5-1 5.3.2. Lots......................................................................................................................................................................................5-2 5.3.3. Subdivision Reference Points.........................................................................................................................................5-3 A. Monuments and Control Corners..................................................................................................................................5-3 B. Markers .............................................................................................................................................................................5-3 C. Property Corner Tie........................................................................................................................................................5-3 D. Subdivision Survey Accuracy ........................................................................................................................................5-4 Section 5.4. Tree Protection ...................................................................................................................5-4 5.4.1. Purpose ..............................................................................................................................................................................5-4 5.4.2. Applicability .....................................................................................................................................................................5-4 A. General .............................................................................................................................................................................5-4 B. Exemptions........................................................................................................................................................................5-4 C. Limitations on Development Proposals Subsequent to Exempt Forestry Activity...............................................5-5 5.4.3. Tree Survey.......................................................................................................................................................................5-6 A. Purpose..............................................................................................................................................................................5-6 B. Required............................................................................................................................................................................5-6 C. Form ...................................................................................................................................................................................5-6 D. Vacant Sites Over 30 Acres .........................................................................................................................................5-6 5.4.4. Tree Canopy Retention...................................................................................................................................................5-6 A. Minimum Percentage ......................................................................................................................................................5-6 B. Priority Retention Areas.................................................................................................................................................5-7 C. Reduction or Modification .............................................................................................................................................5-9 5.4.5. Tree Protection Plan and Tree Protection Areas.......................................................................................................5-9 5.4.6. Tree Protection During Development Activity ......................................................................................................... 5-10 A. Responsibility.................................................................................................................................................................5-10 B. Protective Fencing and Signage ............................................................................................................................... 5-10 C. Tree Protection Area Limitations and Requirements ............................................................................................. 5-10 5.4.7. Mitigation for Tree Removal ...................................................................................................................................... 5-11 A. Replacement Trees.......................................................................................................................................................5-11 B. Payment In Lieu of Providing Required Replacement Trees ............................................................................... 5-12 5.4.8. Credit Towards Other Standards ............................................................................................................................. 5-13 Section 5.5. Common Open Space and Public Recreation Area ..........................................................5-13 5.5.1. Common Open Space..................................................................................................................................................5-13